Passive Purple External

Passive Purple External is the Intelligent Membrane that provides airtightness, vapour control, radon barrier and is even fire proof to Fire Class B – S1, d0. It is fast becoming the recognised vcl membrane used worldwide to provide residential and commercial property owners with improved efficiency. It is flexible, watertight and easy to install.

As a rule of thumb you will require 1 brush tin and an airtight tape for every 5 tins of spray that you buy! Our application brush is also designed to make your install seamless!

Passive Purple External – fire-rated airtight paint for internal and external applications, improves energy efficiency

External Airtight Paint

Fire Class B – S1, d0
ASTM Fire Class A
EN 13501-1:2018, cl. 11

Passive Purple External is a ready-to-use facade waterproof membrane.After application with an airless spray device or paint roll, it dries to a durable, flexible, watertight, UV resistant and damp-open membrane.

Passive Purple External has a BS Fire Class B rating unlike our competitors that only have a fire class E rating! Meaning the competition will burn like hell!

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Passive Purple liquid applied airtight vapour control membrane for superior airtightness and energy efficiency

Learn about our Airtight Paints

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Retrofit Airtight Paint

we have a range specifically for retrofitting air tightness and vapour control. Not only are the products extremely effective, but they are also environmentally friendly. Airtightness and controlling vapour equals better energy efficiency and a healthier environment for the inhabitants.

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Illustration of an airtight membrane applied to a building structure to prevent air leakage and improve energy efficiency

airtight liquid vapour control for internal and external use

Passive Purple X

Fire Class B – S1, d0
ASTM Fire Class A
EN 13501-1:2018, cl. 11

Joints

Airtight sealing tape applied to a window frame junction to prevent air leakage and improve airtightness

Airtight Tapes

Our Airtight Tapes create a durable, airtight seal and can be added after the application of an airtightness substrate.

This 25m airtight tape is available in 4 width sizes:

75mm | 100mm | 150mm | 200mm

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Video explaining what airtight tapes are, how they prevent air leakage, and improve energy efficiency in buildings

Learn about our Airtight Tapes

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Joints

Airtight Tape
Enquire Now Below From £40.00 + VAT Select options This product has multiple variants. The options may be chosen on the product page

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Passive Purple External

External Airtight Paint