Blowerproof Liquid Applied Membrane is a VOC free, water based, flexible polymer that provides a unique and sustainable way to permanently secure airtight building connections and surfaces in both new build and retrofit. It also serves as a vapour, radon and methane barrier. Suitable for direct application to a wide range of substrates without the need for primer.Certifications: Passive Component ‘A’, BBA, Exova, M1 (VTT), BBRI. Specific test data and construction details available on request.Over 1 million square metres installed. Over 3,000 reference sites across Europe including Duxford (UK) – Imperial War museum – which registered the best airtightness test result ever recorded in the UK of 0.03ach.Blowerproof is available as a fibre reinforced brush applied version or a liquid version for spray or roller application in either blue/black or white options. Blowerproof provides a UK wide contract application service.