Please be aware that there may be some delivery delays due to the COVID-19 situation

Internal Building Membrane 1500mm x 30m Roll - Residential

Efficiency Matrix


ProctorPassive SmartVap 100 is an internal membrane which provides an air-tight barrier for mainly residential buildings, when installed optimally. It is semi-translucent, and is also light-weight, to aid installation.  It is a polyamide film that provides variable vapour diffusion resistance depending on the ambient humidity conditions to help prevent condensation, mould and timber rot occurring in ceilings, walls and floors.  It is not recommended for external use and should not be left exposed to UV for longer than 4 weeks. Comes in rolls of 1.5 x 30 metres (42 sq. metres coverage per roll).

To be used with the Efficiency Internal Membrane Tape (White) during installation to tape joins, penetrations, around windows and doors - to provide an air-tight barrier.