... Polyurethane PU foam for insulation and installation in the construction sector. Cured foam is non-toxic. PWS PU Foam, Polyurethane PU foam ... and plastic except Teflon and silicone.* Cured foam is non-toxic.Application ExampleInstallation of switches ... Foam, glass glue, cleaner, Aluminum rail, brush seal, gasket seal, fasten bolts, pneumatic tools, electric tool, welder, etc. PU Foam, polyurethane foam ...