... Our Polyurethane foam sealant has a good performance in anti-freezing, anti-moisture, noise-resistance ,heat-insulation and etc Haozheng PU ... expansion capacity , and can be hardened within air moisture. its harden surface can be painted, and temperature ... area around pipes etc, it has good performance in anti-freezing , anti-moisture, noise-resistant and heat-insulation. Item NoHZfpj006Can size65mm* ...