Danosa Esterdan 30/P Elast | 1m x 12m Felt Underlay

£51.90

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Danosa Esterdan 30/P Elast | 1m x 12m Felt Underlay

£51.90

inc. VAT

£51.90 (inc. VAT)   £43.25 (ex. VAT)

Danosa Esterdan 30/P Elast | 1m x 12m Felt Underlay

£51.90 (inc. VAT)   £43.25 (ex. VAT)

£51.90

Ex VAT

Inc VAT Price Per m2:

Ex VAT Price Per m2:

Danosa
SKU: 141130

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 Same Day Dispatch - 1 - 3 Working Days Delivery

 1 to 5 Working Day Delivery

 Same Day Dispatch - 2 - 4 Working Days Delivery

 2 to 10 Working Day Delivery (Insulation Delivery)

 Free delivery on some insulation orders*

 1 to 2 Working Days (Tuesday - Friday Delivery Only)

 2 - 5 Working Days Delivery

 2 - 5 Working Days Delivery

 2 - 5 Working Days Delivery

 2 - 5 Working Days Delivery

 Same Day Dispatch - 1 - 4 Working Days Delivery

 1 - 5 Working Days Delivery on most fixings - (See Delivery Tab below)

 Free Delivery on Fixings orders over £200 ex. VAT*

 1 to 7 Working Days (UK Insulation Network)

 Free delivery over £350 ex VAT on some insulation orders*

 1 - 7 Working Days Delivery

  Same Day Dispatch - 2 - 5 Working Days Delivery

 Free delivery over £350 ex VAT on some insulation orders*

 1 to 2 Working Days (Tuesday - Friday Delivery Only)

 Free Delivery on GrufeKit orders over £400 ex. VAT

  3 - 4 Weeks Delivery due to Supply Chain Fire (Contact us for more details)

 Same Day Dispatch - 1 - 3 Working Days Delivery

 NOTE: Special Order Item - 7- 10 Working Days

 Manufacture Time - 7- 10 Working Days (Under 60sq.m) - Contact us for larger orders

 3 - 5 Working Days Delivery

 Free delivery over £800 ex VAT on rooflights*

 

Qty
 

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20.000


The Danosa Esterdan 30/P Elast. is a durable SBS elastomeric underlay, weighing 3 kg/m². This torch-applied roofing felt underlay is designed for use with Danosa Polydan 180-60/GP Elast., Danosa Esterdan Plus 50/GP Elast., and Recticel Powerdeck U Insulation Boards.

Overview
This bituminous SBS-modified membrane is reinforced with non-woven polyester felt and finished with a quick-melt thermofusible film, ensuring a strong and efficient application.

Scope of Use

  • Buried Structures - Ideal for waterproofing buried structures, providing robust protection against moisture.
  • Tanking Membrane - Suitable for use as a tanking membrane, ensuring total waterproofing.
  • Two-Layer Systems - Effective as a bottom or top sheet in two-layer waterproofing systems for roofs with heavy bonded, unbonded, or floating protection.

Support Compatibility

  • Heavy Bonded Protection - Suitable for roofs with heavy bonded protection.
  • Buried Structures - Ideal for use in bonded buried structures, providing reliable waterproofing.

This product is an excellent choice for robust and long-lasting waterproofing solutions in various applications, ensuring high performance and durability.

  • Deck surfaces must be dry, clean and free from sharp projections such as nail heads and concrete nibs. When bonding the substrate should be prepared using a primer either Impridan 100, CURIDAN, MAXDAN or MAXDAN CAUCHO at the recommended rate prior to installation of the waterproofing system.
  • Where the membranes are adhered to insulation boards, the resistance to wind uplift will be dependent on the cohesive strength of the insulation and the method by which it is secured to the roof deck. This should be taken into account when the insulation material is selected. At falls in excess of 5º (1:11) precautions against slippage, and requirements for mechanical fixing should be observed. The membrane may be laid in conditions normal to roofing work and must not be laid in rain, snow or heavy fog, nor if the temperature falls below 5ºC, unless precautions against condensation have been taken. The roofing layers must always be installed with staggered overlaps and in such a manner that no counter-seams in the direction of the outlets are made. Attachment of reinforced bituminous membrane roofing maybe achieved by full bonding, by partial bonding or loose laid (ballasted); the choice should depend upon the type of substrate and the required resistance to wind uplift pressure. The first layer is installed over the substrate, full bonded, partially bonded, or loose laid (ballasted). Fully bonded torch-applied membranes should only be used with non-combustible substrates and with surfaces designed to enable the torch application of subsequent layers. It is possible to install a torch-receivable first layer in hot bitumen, and then torch apply the second or capping sheet, which should be specifically designed for torching. Bonding is achieved by melting the lower surface by torching and pressing the membrane down. Care must be taken not to overheat the membrane. The first layer is installed with side laps of 60 mm and end laps of 75 mm. The top layer/cap sheet is laid over the first layer in the same direction, and fully bonded. The top layer/cap sheets are installed with side laps for the mineral surfaced membranes determined by the selvedge edge and for sanded or plastified top layers a minimum of 75 mm and end laps 100 mm wide.
  • When partially bonded either a layer of GLASDAN 800 P PERFORADO or other suitable venting layer is loose-laid across the substrate edge to edge. The first layer is fully bonded over the venting layer in the direction with side laps of 80 mm and end laps of 75 mm. The top layer/cap sheet is laid over the first layer in the same direction, and fully bonded. The top layer/cap sheets are installed with side laps for the mineral surfaced membranes determined by the selvedge edge and for sanded or plastified top layers a minimum of 75 mm and end laps 100 mm wide.  Loose-laid is possible in ballasted systems. A separating layer is loose-laid over the substrate to act with overlaps of 100 mm. The first layer is loose-laid over the separation layer with side laps of 60 mm and end laps of 80 mm wide. The laps are sealed by torch welding. The top layer is laid over the first layer in the same direction, and fully bonded. The top layer/cap sheets are installed with side laps for the mineral surfaced membranes determined by the selvedge edge and for sanded or plastified top layers a minimum of 75 mm and end laps 100 mm wide.The waterproofing system is ballasted with a proper finishes. In all systems, laps between the membrane and any base sheets should be offset by a minimum of 300 mm.

ADEVERTISMENT: Attachment of reinforced bituminous membrane roofing san also be achieved by mechanical fastening with screws and stress plates or by nailing. Mechanical fastening of membranes is possible by installing a specially manufactured membrane mechanically fastened with screws and stress plates along the lap, with joints then sealed by torching, with subsequent layers fully bonded.  Nailing fastening of membranes is possible by installing a sacrificial specially manufactured layer mechanically fastened with screws and stress plates, or alternatively nails, with subsequent layers fully bonded.

Important details about this product:

  • Length: 12m
  • Width: 1m
  • Thickness: 2.5mm
  • Weight: 3 kg/m²
  • Surface area: 12m²

Advantages & Benefits

  • High Piercing Resistance - Offers excellent resistance to both static and dynamic piercing, ensuring robust protection.
  • Self-Healing and Rot-Proof - Features self-healing properties and resistance to rot, ensuring long-lasting performance.
  • High Tensile Strength - Delivers strong tensile strength and significant elongation at break, providing durability and flexibility.
  • Tear Resistance - High resistance to tearing enhances the longevity and durability of the membrane.
  • Total Impermeability - Completely impervious to water and water vapour, ensuring reliable waterproofing.
  • Long-Term Stability - Maintains performance and integrity over extended periods.
  • Adaptability - Easily adapts to any type of geometry, providing versatile application options.

Technical Data

Concept

Value

Standard

Mass per unit area (nominal) (kg/m²)

3

-

Density (kg/m³)

1200

-

External fire behaviour

Broof(t1)

UNE-EN 1187; UNE-EN 13501-5

Durability flexibility

-5 ± 5

-

Creep durability (ºC)

100 ±10

UN-EN 1110

Longitudinal traction durability (N / 5cm)

700 ± 200

-

Transversal tensile durability (N/5cm)

450 ± 150

-

Elongation at break longitudinal (%)

45 ±15

UNE-EN 12311-1

Elongation at transverse break (%)

45 ±15

UNE-EN 12311-1

Water vapour resistance factor (μ)

20.000

UNE-EN 1931

Low temperature flexibility (ºC)

<-15

UNE-EN 1109

Reaction to fire

E

UNE-EN 11925-2; UNE-EN 13501-1

Resistance to static loading (kg)

>15

UNE-EN 12730

Resistance to root penetration

No Pasa

UNE-EN 13948

Longitudinal tensile strength (N / 5cm)

700 ± 200

UNE-EN 12311-1

Transverse tensile strength (N / 5cm)

450 ± 150

UNE-EN 12311-1

Longitudinal resistance to tearing (nail shank) (N)

220 ±40

UNE-EN 12310-1

Transversal resistance to tearing (nail shank) (N)

220 ±40

UNE-EN 12310-1

Resistance to impact, A (mm)

>900

UNE-EN 12691

Resistance to impact, B (mm)

>900

-

Joint Strength: Welding Shear

450 ±150

UNE-EN 12317-1

Hazardous substances

PND

-

Danosa BBA

   

Do you offer Free Delivery?

Yes! On most insulation orders over £350 Excluding Vat we can offer free delivery. However, this does depend on the delivery location and stock available. Sometimes stock may not be available at your local branch and may need to be delivered from a different branch which can alter the lead time or delivery charge. If this is the case one of our advisors will contact you to confirm any changes. Please feel free to send your enquiry over through get a quote or WhatsApp and we will work out the costs for you.

We always endeavour to have your order travel the least amount of miles to you in order to ensure free or the cheapest and most economic delivery option.

Orders below £350 Excluding Vat are usually subject to a delivery fee of £50 Excluding VAT on these items.

Where do you deliver to?

We can deliver these items to 99% of the UK population, utilising our various branches across England, Wales & Scotland.

To see if you are in our delivery area you can check the map below or find your postcode in the following list:
London: BR, CR, DA, E, EC, EN, HA, IG, KT, N, NW, RM, SE, SM, SW, TW, UB, W, WC, WD
Other Postcodes: AL, B, BA, BB, BD, BH, BN, BS, CA, CB, CF, CM, CO, CT, CV, CW, DA, DD, DE, DG*, DH, DL, DN,DT, DY, EH, EX, FK, FY, G, GL, GU, HD, HG, HP, HU, HX, IP, KA, KY, L, LA, LE, LL, LN, LS, LU, M, ME, MK, ML, NE, NG, NN, NP, NR, OL, OX, PA*, PE, PH*, PL, PO*, RG, RH, RM, S, SG, SK, SL, SN, SO, SP, SR, SS, ST, SY, TA, TD*, TF, TN, TQ, TR, TS, WA, WF, WN, WR, WS, WV, YO
*Limited Areas: PO - Mainland Only. DG / PA / PH & TD - Please contact us as our delivery coverage is limited in these areas and subject to distance from the local branch and order size.

Please see the map here

Where will you deliver my order to?

Please note that all of our deliveries are kerbside only and it is your responsibility to get it from the Kerb onto your property. It is at the discretion of the courier where the order is left.

Please ensure you have ample space to offload.

Delivery access and site restrictions

We use pallet couriers for these items and they tend to be delivered on large 18T/26T lorries.

A Rigid lorry is approximately 18 / 26 tonnes with the capacity for 12 / 14 pallets. They are usually 10m / 12m Long, 4m high and 2.6m wide as an average.

Please ensure you advise us of any restrictions or access issues you may forsee with this size vehicle, failure to do so may result in extra delivery charges.

When do you dispatch orders?

If your order is placed before 12pm we aim to have these processed and dispatched onto our lorries the next day.

However, sometimes our lorries are already full and booked, so this might be 2 to 5 working days after you place your order. In some scenarios the stock may need to be brought in from another branch which can extend the delivery time up to 10 working days from processing your order. Some areas are also subject to set delivery days due to their distance from the local branch.

Please ensure to leave a mobile number so that we can contact you with your delivery date once we have received confirmation from the local branch. This also allows ourselves or the delivery driver to contact you if there are any issues with your delivery.

Why we need your contact number?

It is essential for us to have your contact number to allow ourselves or the delivery driver to contact you if there is an issue with your delivery.

For orders of this nature we will likely contact you after you have placed the order online to discuss delivery options and any site restrictions or offloading requirements you may have.

Please leave a mobile number as this is normally best for the delivery driver as well.

How much will my delivery cost?

Our delivery costs vary depending on what product is ordered and where it is being delivered to. When you add items to your basket and proceed to checkout the delivery prices will be stated. We keep our delivery costs as low as possible and only pass on the rates that our delivery partners charge us.

How long will my delivery take?

On the product page you will see our usual lead time for our items, these are above the ADD TO BASKET button. These are a guide only and we aim to get your items delivered to you ASAP.

 

The Danosa Esterdan 30/P Elast. is a durable SBS elastomeric underlay, weighing 3 kg/m². This torch-applied roofing felt underlay is designed for use with Danosa Polydan 180-60/GP Elast., Danosa Esterdan Plus 50/GP Elast., and Recticel Powerdeck U Insulation Boards.

Overview
This bituminous SBS-modified membrane is reinforced with non-woven polyester felt and finished with a quick-melt thermofusible film, ensuring a strong and efficient application.

Scope of Use

  • Buried Structures - Ideal for waterproofing buried structures, providing robust protection against moisture.
  • Tanking Membrane - Suitable for use as a tanking membrane, ensuring total waterproofing.
  • Two-Layer Systems - Effective as a bottom or top sheet in two-layer waterproofing systems for roofs with heavy bonded, unbonded, or floating protection.

Support Compatibility

  • Heavy Bonded Protection - Suitable for roofs with heavy bonded protection.
  • Buried Structures - Ideal for use in bonded buried structures, providing reliable waterproofing.

This product is an excellent choice for robust and long-lasting waterproofing solutions in various applications, ensuring high performance and durability.

  • Deck surfaces must be dry, clean and free from sharp projections such as nail heads and concrete nibs. When bonding the substrate should be prepared using a primer either Impridan 100, CURIDAN, MAXDAN or MAXDAN CAUCHO at the recommended rate prior to installation of the waterproofing system.
  • Where the membranes are adhered to insulation boards, the resistance to wind uplift will be dependent on the cohesive strength of the insulation and the method by which it is secured to the roof deck. This should be taken into account when the insulation material is selected. At falls in excess of 5º (1:11) precautions against slippage, and requirements for mechanical fixing should be observed. The membrane may be laid in conditions normal to roofing work and must not be laid in rain, snow or heavy fog, nor if the temperature falls below 5ºC, unless precautions against condensation have been taken. The roofing layers must always be installed with staggered overlaps and in such a manner that no counter-seams in the direction of the outlets are made. Attachment of reinforced bituminous membrane roofing maybe achieved by full bonding, by partial bonding or loose laid (ballasted); the choice should depend upon the type of substrate and the required resistance to wind uplift pressure. The first layer is installed over the substrate, full bonded, partially bonded, or loose laid (ballasted). Fully bonded torch-applied membranes should only be used with non-combustible substrates and with surfaces designed to enable the torch application of subsequent layers. It is possible to install a torch-receivable first layer in hot bitumen, and then torch apply the second or capping sheet, which should be specifically designed for torching. Bonding is achieved by melting the lower surface by torching and pressing the membrane down. Care must be taken not to overheat the membrane. The first layer is installed with side laps of 60 mm and end laps of 75 mm. The top layer/cap sheet is laid over the first layer in the same direction, and fully bonded. The top layer/cap sheets are installed with side laps for the mineral surfaced membranes determined by the selvedge edge and for sanded or plastified top layers a minimum of 75 mm and end laps 100 mm wide.
  • When partially bonded either a layer of GLASDAN 800 P PERFORADO or other suitable venting layer is loose-laid across the substrate edge to edge. The first layer is fully bonded over the venting layer in the direction with side laps of 80 mm and end laps of 75 mm. The top layer/cap sheet is laid over the first layer in the same direction, and fully bonded. The top layer/cap sheets are installed with side laps for the mineral surfaced membranes determined by the selvedge edge and for sanded or plastified top layers a minimum of 75 mm and end laps 100 mm wide.  Loose-laid is possible in ballasted systems. A separating layer is loose-laid over the substrate to act with overlaps of 100 mm. The first layer is loose-laid over the separation layer with side laps of 60 mm and end laps of 80 mm wide. The laps are sealed by torch welding. The top layer is laid over the first layer in the same direction, and fully bonded. The top layer/cap sheets are installed with side laps for the mineral surfaced membranes determined by the selvedge edge and for sanded or plastified top layers a minimum of 75 mm and end laps 100 mm wide.The waterproofing system is ballasted with a proper finishes. In all systems, laps between the membrane and any base sheets should be offset by a minimum of 300 mm.

ADEVERTISMENT: Attachment of reinforced bituminous membrane roofing san also be achieved by mechanical fastening with screws and stress plates or by nailing. Mechanical fastening of membranes is possible by installing a specially manufactured membrane mechanically fastened with screws and stress plates along the lap, with joints then sealed by torching, with subsequent layers fully bonded.  Nailing fastening of membranes is possible by installing a sacrificial specially manufactured layer mechanically fastened with screws and stress plates, or alternatively nails, with subsequent layers fully bonded.

Important details about this product:

  • Length: 12m
  • Width: 1m
  • Thickness: 2.5mm
  • Weight: 3 kg/m²
  • Surface area: 12m²

Advantages & Benefits

  • High Piercing Resistance - Offers excellent resistance to both static and dynamic piercing, ensuring robust protection.
  • Self-Healing and Rot-Proof - Features self-healing properties and resistance to rot, ensuring long-lasting performance.
  • High Tensile Strength - Delivers strong tensile strength and significant elongation at break, providing durability and flexibility.
  • Tear Resistance - High resistance to tearing enhances the longevity and durability of the membrane.
  • Total Impermeability - Completely impervious to water and water vapour, ensuring reliable waterproofing.
  • Long-Term Stability - Maintains performance and integrity over extended periods.
  • Adaptability - Easily adapts to any type of geometry, providing versatile application options.

Technical Data

Concept

Value

Standard

Mass per unit area (nominal) (kg/m²)

3

-

Density (kg/m³)

1200

-

External fire behaviour

Broof(t1)

UNE-EN 1187; UNE-EN 13501-5

Durability flexibility

-5 ± 5

-

Creep durability (ºC)

100 ±10

UN-EN 1110

Longitudinal traction durability (N / 5cm)

700 ± 200

-

Transversal tensile durability (N/5cm)

450 ± 150

-

Elongation at break longitudinal (%)

45 ±15

UNE-EN 12311-1

Elongation at transverse break (%)

45 ±15

UNE-EN 12311-1

Water vapour resistance factor (μ)

20.000

UNE-EN 1931

Low temperature flexibility (ºC)

<-15

UNE-EN 1109

Reaction to fire

E

UNE-EN 11925-2; UNE-EN 13501-1

Resistance to static loading (kg)

>15

UNE-EN 12730

Resistance to root penetration

No Pasa

UNE-EN 13948

Longitudinal tensile strength (N / 5cm)

700 ± 200

UNE-EN 12311-1

Transverse tensile strength (N / 5cm)

450 ± 150

UNE-EN 12311-1

Longitudinal resistance to tearing (nail shank) (N)

220 ±40

UNE-EN 12310-1

Transversal resistance to tearing (nail shank) (N)

220 ±40

UNE-EN 12310-1

Resistance to impact, A (mm)

>900

UNE-EN 12691

Resistance to impact, B (mm)

>900

-

Joint Strength: Welding Shear

450 ±150

UNE-EN 12317-1

Hazardous substances

PND

-

Danosa BBA

   

Do you offer Free Delivery?

Yes! On most insulation orders over £350 Excluding Vat we can offer free delivery. However, this does depend on the delivery location and stock available. Sometimes stock may not be available at your local branch and may need to be delivered from a different branch which can alter the lead time or delivery charge. If this is the case one of our advisors will contact you to confirm any changes. Please feel free to send your enquiry over through get a quote or WhatsApp and we will work out the costs for you.

We always endeavour to have your order travel the least amount of miles to you in order to ensure free or the cheapest and most economic delivery option.

Orders below £350 Excluding Vat are usually subject to a delivery fee of £50 Excluding VAT on these items.

Where do you deliver to?

We can deliver these items to 99% of the UK population, utilising our various branches across England, Wales & Scotland.

To see if you are in our delivery area you can check the map below or find your postcode in the following list:
London: BR, CR, DA, E, EC, EN, HA, IG, KT, N, NW, RM, SE, SM, SW, TW, UB, W, WC, WD
Other Postcodes: AL, B, BA, BB, BD, BH, BN, BS, CA, CB, CF, CM, CO, CT, CV, CW, DA, DD, DE, DG*, DH, DL, DN,DT, DY, EH, EX, FK, FY, G, GL, GU, HD, HG, HP, HU, HX, IP, KA, KY, L, LA, LE, LL, LN, LS, LU, M, ME, MK, ML, NE, NG, NN, NP, NR, OL, OX, PA*, PE, PH*, PL, PO*, RG, RH, RM, S, SG, SK, SL, SN, SO, SP, SR, SS, ST, SY, TA, TD*, TF, TN, TQ, TR, TS, WA, WF, WN, WR, WS, WV, YO
*Limited Areas: PO - Mainland Only. DG / PA / PH & TD - Please contact us as our delivery coverage is limited in these areas and subject to distance from the local branch and order size.

Please see the map here

Where will you deliver my order to?

Please note that all of our deliveries are kerbside only and it is your responsibility to get it from the Kerb onto your property. It is at the discretion of the courier where the order is left.

Please ensure you have ample space to offload.

Delivery access and site restrictions

We use pallet couriers for these items and they tend to be delivered on large 18T/26T lorries.

A Rigid lorry is approximately 18 / 26 tonnes with the capacity for 12 / 14 pallets. They are usually 10m / 12m Long, 4m high and 2.6m wide as an average.

Please ensure you advise us of any restrictions or access issues you may forsee with this size vehicle, failure to do so may result in extra delivery charges.

When do you dispatch orders?

If your order is placed before 12pm we aim to have these processed and dispatched onto our lorries the next day.

However, sometimes our lorries are already full and booked, so this might be 2 to 5 working days after you place your order. In some scenarios the stock may need to be brought in from another branch which can extend the delivery time up to 10 working days from processing your order. Some areas are also subject to set delivery days due to their distance from the local branch.

Please ensure to leave a mobile number so that we can contact you with your delivery date once we have received confirmation from the local branch. This also allows ourselves or the delivery driver to contact you if there are any issues with your delivery.

Why we need your contact number?

It is essential for us to have your contact number to allow ourselves or the delivery driver to contact you if there is an issue with your delivery.

For orders of this nature we will likely contact you after you have placed the order online to discuss delivery options and any site restrictions or offloading requirements you may have.

Please leave a mobile number as this is normally best for the delivery driver as well.

How much will my delivery cost?

Our delivery costs vary depending on what product is ordered and where it is being delivered to. When you add items to your basket and proceed to checkout the delivery prices will be stated. We keep our delivery costs as low as possible and only pass on the rates that our delivery partners charge us.

How long will my delivery take?

On the product page you will see our usual lead time for our items, these are above the ADD TO BASKET button. These are a guide only and we aim to get your items delivered to you ASAP.


 

Get a Quote

Planning your next project and need cost assistance. We help projects of all sizes and offer money-saving alternatives and discounts for large orders. We strive to respond within 24 hours.
 

Get a quote for your next project

 
 

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Enter your roof size

Please enter the exact edge dimensions - we will add an allowance for an overhang.

 

Form fields

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Select your roof deck type

Please make your selection from the options below.

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Please make your selection from the options below.

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The Danosa Esterdan 30/P Elast. is a durable SBS elastomeric underlay, weighing 3 kg/m². This torch-applied roofing felt underlay is designed for use with Danosa Polydan 180-60/GP Elast., Danosa Esterdan Plus 50/GP Elast., and Recticel Powerdeck U Insulation Boards.

Overview
This bituminous SBS-modified membrane is reinforced with non-woven polyester felt and finished with a quick-melt thermofusible film, ensuring a strong and efficient application.

Scope of Use

  • Buried Structures - Ideal for waterproofing buried structures, providing robust protection against moisture.
  • Tanking Membrane - Suitable for use as a tanking membrane, ensuring total waterproofing.
  • Two-Layer Systems - Effective as a bottom or top sheet in two-layer waterproofing systems for roofs with heavy bonded, unbonded, or floating protection.

Support Compatibility

  • Heavy Bonded Protection - Suitable for roofs with heavy bonded protection.
  • Buried Structures - Ideal for use in bonded buried structures, providing reliable waterproofing.

This product is an excellent choice for robust and long-lasting waterproofing solutions in various applications, ensuring high performance and durability.

  • Deck surfaces must be dry, clean and free from sharp projections such as nail heads and concrete nibs. When bonding the substrate should be prepared using a primer either Impridan 100, CURIDAN, MAXDAN or MAXDAN CAUCHO at the recommended rate prior to installation of the waterproofing system.
  • Where the membranes are adhered to insulation boards, the resistance to wind uplift will be dependent on the cohesive strength of the insulation and the method by which it is secured to the roof deck. This should be taken into account when the insulation material is selected. At falls in excess of 5º (1:11) precautions against slippage, and requirements for mechanical fixing should be observed. The membrane may be laid in conditions normal to roofing work and must not be laid in rain, snow or heavy fog, nor if the temperature falls below 5ºC, unless precautions against condensation have been taken. The roofing layers must always be installed with staggered overlaps and in such a manner that no counter-seams in the direction of the outlets are made. Attachment of reinforced bituminous membrane roofing maybe achieved by full bonding, by partial bonding or loose laid (ballasted); the choice should depend upon the type of substrate and the required resistance to wind uplift pressure. The first layer is installed over the substrate, full bonded, partially bonded, or loose laid (ballasted). Fully bonded torch-applied membranes should only be used with non-combustible substrates and with surfaces designed to enable the torch application of subsequent layers. It is possible to install a torch-receivable first layer in hot bitumen, and then torch apply the second or capping sheet, which should be specifically designed for torching. Bonding is achieved by melting the lower surface by torching and pressing the membrane down. Care must be taken not to overheat the membrane. The first layer is installed with side laps of 60 mm and end laps of 75 mm. The top layer/cap sheet is laid over the first layer in the same direction, and fully bonded. The top layer/cap sheets are installed with side laps for the mineral surfaced membranes determined by the selvedge edge and for sanded or plastified top layers a minimum of 75 mm and end laps 100 mm wide.
  • When partially bonded either a layer of GLASDAN 800 P PERFORADO or other suitable venting layer is loose-laid across the substrate edge to edge. The first layer is fully bonded over the venting layer in the direction with side laps of 80 mm and end laps of 75 mm. The top layer/cap sheet is laid over the first layer in the same direction, and fully bonded. The top layer/cap sheets are installed with side laps for the mineral surfaced membranes determined by the selvedge edge and for sanded or plastified top layers a minimum of 75 mm and end laps 100 mm wide.  Loose-laid is possible in ballasted systems. A separating layer is loose-laid over the substrate to act with overlaps of 100 mm. The first layer is loose-laid over the separation layer with side laps of 60 mm and end laps of 80 mm wide. The laps are sealed by torch welding. The top layer is laid over the first layer in the same direction, and fully bonded. The top layer/cap sheets are installed with side laps for the mineral surfaced membranes determined by the selvedge edge and for sanded or plastified top layers a minimum of 75 mm and end laps 100 mm wide.The waterproofing system is ballasted with a proper finishes. In all systems, laps between the membrane and any base sheets should be offset by a minimum of 300 mm.

ADEVERTISMENT: Attachment of reinforced bituminous membrane roofing san also be achieved by mechanical fastening with screws and stress plates or by nailing. Mechanical fastening of membranes is possible by installing a specially manufactured membrane mechanically fastened with screws and stress plates along the lap, with joints then sealed by torching, with subsequent layers fully bonded.  Nailing fastening of membranes is possible by installing a sacrificial specially manufactured layer mechanically fastened with screws and stress plates, or alternatively nails, with subsequent layers fully bonded.

Important details about this product:

  • Length: 12m
  • Width: 1m
  • Thickness: 2.5mm
  • Weight: 3 kg/m²
  • Surface area: 12m²

Advantages & Benefits

  • High Piercing Resistance - Offers excellent resistance to both static and dynamic piercing, ensuring robust protection.
  • Self-Healing and Rot-Proof - Features self-healing properties and resistance to rot, ensuring long-lasting performance.
  • High Tensile Strength - Delivers strong tensile strength and significant elongation at break, providing durability and flexibility.
  • Tear Resistance - High resistance to tearing enhances the longevity and durability of the membrane.
  • Total Impermeability - Completely impervious to water and water vapour, ensuring reliable waterproofing.
  • Long-Term Stability - Maintains performance and integrity over extended periods.
  • Adaptability - Easily adapts to any type of geometry, providing versatile application options.

Technical Data

Concept

Value

Standard

Mass per unit area (nominal) (kg/m²)

3

-

Density (kg/m³)

1200

-

External fire behaviour

Broof(t1)

UNE-EN 1187; UNE-EN 13501-5

Durability flexibility

-5 ± 5

-

Creep durability (ºC)

100 ±10

UN-EN 1110

Longitudinal traction durability (N / 5cm)

700 ± 200

-

Transversal tensile durability (N/5cm)

450 ± 150

-

Elongation at break longitudinal (%)

45 ±15

UNE-EN 12311-1

Elongation at transverse break (%)

45 ±15

UNE-EN 12311-1

Water vapour resistance factor (μ)

20.000

UNE-EN 1931

Low temperature flexibility (ºC)

<-15

UNE-EN 1109

Reaction to fire

E

UNE-EN 11925-2; UNE-EN 13501-1

Resistance to static loading (kg)

>15

UNE-EN 12730

Resistance to root penetration

No Pasa

UNE-EN 13948

Longitudinal tensile strength (N / 5cm)

700 ± 200

UNE-EN 12311-1

Transverse tensile strength (N / 5cm)

450 ± 150

UNE-EN 12311-1

Longitudinal resistance to tearing (nail shank) (N)

220 ±40

UNE-EN 12310-1

Transversal resistance to tearing (nail shank) (N)

220 ±40

UNE-EN 12310-1

Resistance to impact, A (mm)

>900

UNE-EN 12691

Resistance to impact, B (mm)

>900

-

Joint Strength: Welding Shear

450 ±150

UNE-EN 12317-1

Hazardous substances

PND

-

Danosa BBA

   

Do you offer Free Delivery?

Yes! On most insulation orders over £350 Excluding Vat we can offer free delivery. However, this does depend on the delivery location and stock available. Sometimes stock may not be available at your local branch and may need to be delivered from a different branch which can alter the lead time or delivery charge. If this is the case one of our advisors will contact you to confirm any changes. Please feel free to send your enquiry over through get a quote or WhatsApp and we will work out the costs for you.

We always endeavour to have your order travel the least amount of miles to you in order to ensure free or the cheapest and most economic delivery option.

Orders below £350 Excluding Vat are usually subject to a delivery fee of £50 Excluding VAT on these items.

Where do you deliver to?

We can deliver these items to 99% of the UK population, utilising our various branches across England, Wales & Scotland.

To see if you are in our delivery area you can check the map below or find your postcode in the following list:
London: BR, CR, DA, E, EC, EN, HA, IG, KT, N, NW, RM, SE, SM, SW, TW, UB, W, WC, WD
Other Postcodes: AL, B, BA, BB, BD, BH, BN, BS, CA, CB, CF, CM, CO, CT, CV, CW, DA, DD, DE, DG*, DH, DL, DN,DT, DY, EH, EX, FK, FY, G, GL, GU, HD, HG, HP, HU, HX, IP, KA, KY, L, LA, LE, LL, LN, LS, LU, M, ME, MK, ML, NE, NG, NN, NP, NR, OL, OX, PA*, PE, PH*, PL, PO*, RG, RH, RM, S, SG, SK, SL, SN, SO, SP, SR, SS, ST, SY, TA, TD*, TF, TN, TQ, TR, TS, WA, WF, WN, WR, WS, WV, YO
*Limited Areas: PO - Mainland Only. DG / PA / PH & TD - Please contact us as our delivery coverage is limited in these areas and subject to distance from the local branch and order size.

Please see the map here

Where will you deliver my order to?

Please note that all of our deliveries are kerbside only and it is your responsibility to get it from the Kerb onto your property. It is at the discretion of the courier where the order is left.

Please ensure you have ample space to offload.

Delivery access and site restrictions

We use pallet couriers for these items and they tend to be delivered on large 18T/26T lorries.

A Rigid lorry is approximately 18 / 26 tonnes with the capacity for 12 / 14 pallets. They are usually 10m / 12m Long, 4m high and 2.6m wide as an average.

Please ensure you advise us of any restrictions or access issues you may forsee with this size vehicle, failure to do so may result in extra delivery charges.

When do you dispatch orders?

If your order is placed before 12pm we aim to have these processed and dispatched onto our lorries the next day.

However, sometimes our lorries are already full and booked, so this might be 2 to 5 working days after you place your order. In some scenarios the stock may need to be brought in from another branch which can extend the delivery time up to 10 working days from processing your order. Some areas are also subject to set delivery days due to their distance from the local branch.

Please ensure to leave a mobile number so that we can contact you with your delivery date once we have received confirmation from the local branch. This also allows ourselves or the delivery driver to contact you if there are any issues with your delivery.

Why we need your contact number?

It is essential for us to have your contact number to allow ourselves or the delivery driver to contact you if there is an issue with your delivery.

For orders of this nature we will likely contact you after you have placed the order online to discuss delivery options and any site restrictions or offloading requirements you may have.

Please leave a mobile number as this is normally best for the delivery driver as well.

How much will my delivery cost?

Our delivery costs vary depending on what product is ordered and where it is being delivered to. When you add items to your basket and proceed to checkout the delivery prices will be stated. We keep our delivery costs as low as possible and only pass on the rates that our delivery partners charge us.

How long will my delivery take?

On the product page you will see our usual lead time for our items, these are above the ADD TO BASKET button. These are a guide only and we aim to get your items delivered to you ASAP.

 

£43.25