b'EXPANDING FOAMSBLOCKAIRFills voids and seals toIMPROVEENERGY EFFICIENCYSTOPAIR LEAKAGESTOPENERGY LOSSCommon areas of air leakageGeocel Airblock Low Expansion Flexible FoamAirblock is a exible foam that creates a highly effective air tight barrier to help air seal buildings. It lls voids and seals joints providing a huge improvement to energy efficiency. The unique Airblock formula gives low expansion during application - minimising chances of distortion around frames and joints but with a exibility that retains the airtight seal during natural expansion or contraction of the building materials.One component, moisture curing, polyurethane foam that forms an airtight and water resistant exible sealFills voids and seals to improveenergy efficiency Air permeability tested to EN12114 lFire rated to DIN4102-1 B2Acoustic rated 60dB to EN ISO717-1Driving Rain Tested to EN1027Product Code Barcode Colour Size Box Qty2940900/Z02 5033383409004 Yellow 750ml 12Visit geocel.co.uk for more information, help and advice'