Hertalan 1mm rubber rolls are a high quality professional alternative for damp proof course strip installations. It can substitute a normal construction damp proof course or if used vertically in conjunction with Hertalan KS96 mastic is a fantastic waterproofing for rain-screen, window junctions etc. This is also ideal for use as a box or valley gutter linings. These rolls are supplied in lengths of 20 metres.
For use in gutter linings please use Hertalan KS137