Polyurethane foam application. Polyurethane foam is mainly used for door and window installation, all kinds of gap-filling applications, sound and heat insulation, waterproof barriers, and fire insulation. #civilengineering #theconstructor #construction #civil #engineering #civilengineeringworld #civilengineer #engineer #engineers #building #civilconstruction #constructionlife #engineeringlife #constructionworker | The Constructor - Civil Engineering Home

Polyurethane sandwich wall panel also called PU Sandwich Panel, the up & down surface of this panel is Galvanized & Pre-painted steel sheets(PPGI), core material is sandwich panels, it is formed by heating, foaming & laminating. Polyurethane is the best material for temperature keeping and sound insulation. It is widely used as the wall or roof for cold storage, industrial workshop, public building etc. | BRD Insulation Panels