PHS Polaris Air Block is a double-layered, high performance, internal vapour control membrane, with a fixed Sd. It is used as an airtight and vapour controlling membrane. It is installed on the side facing the heated interior, the warm side of the building fabric. It is suitable for use on vented flat ceilings and steeped roofs, in new builds and retrofits, and on timber, steel and masonry residential constructions.
Applications:
- Interior installation to create an airtight envelope.
- All construction types.
- Especially suited to vented flat ceilings and steeped roofs in new builds and retrofits.
- Ceilings, walls, floors and loft spaces.
Features & Benefits:
- Robust and flexible.
- Highly tear resistant.
- Fixed sd value of 9m.
- Lightweight.
- Excellent bonding capacity.