Passive Purple offer guaranteed passive house airtightness

Membrane specialists Passive Purple guarantee passive house levels of airtightness
Airtightness membrane specialists Passive Purple are putting their money where their mouth is – by guaranteeing passive house levels of airtightness.

Internal Airtight Vapour Control Paint (3.7KG)

Passive Purple Airtight Vapour Control Layer - 10Kg

Airtightness, Benefits and Purple Stuff

Brush applied vapour control layer

The difference between internal and external vapour control

Passive Purple offer guaranteed passive house airtightness

The Passive House: Minimum Energy, Maximum Comfort - Passive House

Passive Purple-Liquid vapour control!

Airtight liquid vapour control membrane

Airtightness, Benefits and Purple Stuff

Passive Purple and Rockwool® officially verified as the perfect