Rockwool Hardrock Multi DD 1000 x 1200mm (Sold as a single sheet)
Rockwool Hardrock Multi-Fix (DD) is a versatile flat roof solution which carries with it exceptional acoustic and fire resistance properties. Suitable for any building type.
Hardrock Multi-Fix is compatible with an array of flat roof systems including:
- Single-Ply Mechanical and Adhered Systems
- EPDM Mechanical and Adhered Systems
- Green Roofs
- Torch Applied
- Pour and Roll Bitumen
- Liquid membranes
Hardrock Multi-Fix Comes in the following thicknesses
Hardrock Multi-Fix (DD) has excellent acoustic properties and can be used in combination with Rockwool Acoustic Infill’s and Rockwool Acoustic Membrane to provide high performance, acoustic flat roof systems. In addition, Hardrock Multi-Fix (DD) is tested to the highest European fire classification and has also been tested to meet the highest LPCB standards.
Advantages of Rockwool Hardrock Multi-Fix DD
- Achieves Euroclass A1 non-combustibility
- Excellent acoustic reduction, absorption and impact performance
- Dimensionally stable
- A sustainable solution made from natural materials
Specification of Rockwool Hardrock
Length: 1200mm
Width: 1000mm
Coverage: 1.2 sq.m
Compliance: BS EN 13162, ISO 14001
Reaction to fire: A1 (BS EN 13501-1)
Thermal conductivity: 0.039 W/mK
Water vapour resistance: 5.9 MNs/gm
Fire Performance
Product | Thickness Range (mm) | Grade | Fire resistance integrity (mins) |
Fleece faced - for mechanically fastened single ply external membranes | 100-135 140-205 210 | EXT-B & EXT-A60 EXT-B & EXT-A90 EXT-B & EXT-A120 | 60 90 120 |
Fleece faced Multi-Fix - for fully adhered single ply external membranes | 100-135 140-205 210 | EXT-B & EXT-A60 EXT-B & EXT-A90 EXT-B & EXT-A120 | 60 90 120 |
This sheet is delivered from our branch that covers the North West England - Please see map in images. If you are outside of this area please contact us