K-Flex K-Protect with closed cell structure with polyolefin foam insulation for heat and sound insulation systems. K-Flex K-Protect is Class “0” according to BS 476 parts 6 & 7. Moreover, the product has excellent fire resistance properties. It is used for many constructions – locations where fire can spread – K-Protect with the main feature of reducing consumption and maintaining the energy of all buildings. Designed to be free of VOCs, Formaldehyde is antibacterial and does not affect the ozone layer. K-Protect is a product that does not contain CFCs or HCFCs and is an exceptionally environmentally friendly Green product.