Sealocrete Expanding foam filler is a one-component polyurethane assembly foam The fresh foam adheres to all common building materials except from surfaces such as polyethylene, silicone, oil and grease and similar substrates The foam can be used at temperatures from 5oC to 30oC. The cured foam is semi-rigid and predominantly close-celled. It is resistant to temperatures ranging from –40oC to 100oC and to ageing, but not to UV rays. Noise and heat insulation values are excellent