SuperFOIL Vapour Barrier & Waterproof Membrane SFTV1L (1.2m x 20m) wienerberger a Class B engineering brick

a Class B engineering brick is less than 7% and a Class A engineering brick is less than 4

We recommend using screws rather than nails as excessive hammering could disrupt plasterboard below

water absorption

extensions

TLX Gold is installed above rafters without encroaching into internal space

SuperFOIL Vapour Barrier & Waterproof Membrane SFTV1L (1.2m x 20m) wienerberger a Class B engineering brickSuperFOIL Vapour Barrier & Waterproof Membrane SFTV1L (1. 2m x 20m) SuperFOIL SFTV1L is a high performing vapour control layer (VCL) and radiant barrier. It is ideal for use as a dry lining directly behind your finishing layer for example plasterboard. It will also help keep warmth in your home and reduces condensation from forming. Features and Benefits The highly reflective surface returns heat to the living space providing an effective layer of