ALTOPOLY 22mm x 50M Barrier Coil PEX WHITE Used primarily as an anti-cracking

Used primarily as an anti-cracking reinforcement in the construction of brick and block masonry

A mortar key around the edge of the airbrick ensures it can be securely fixed to the building fabric and a clip together facility provides a choice of ventilation sizes

Specifically for PAR timber

Colour:  Blue

Upright predrilled with 12mm holes

ALTOPOLY 22mm x 50M Barrier Coil PEX WHITE Used primarily as an anti-crackingMaterial: Polyethylene Colour: White Size: 22mm x 50m PEX Barrier Coil Connection: Push fit type WRAS approved BS 7291: 1990 Class S 25 year guarantee Altopoly PEX is an extruded cross linked polyethylene barrier pipe manufactured from WRAS approved materials to meet the requirements of BS 7291: 1990 Class S. Suitable for hot domestic water systems and cold potable water. A simple solution to ensure a hygienic and corrosion free installation.