https://source.thenbs.com/en/literature/novia-vc4000-fr-reflective-air-leakage-and-vapour-control-layer/giwWEm5CwLLXDBkDacZtQ8/giwWEm5CwLLXDBkDacZtQ8
Novia VC4000 FR Reflective Air Leakage and Vapour Control Layer | Novia Ltd | NBS Source
Novia VC4000 FR Reflective is a flame resistant and reflective airtight vapour control membrane. Designed for use as a high performance vapour control layer...
reflective air leakagevapour control layer