Sega Fix PU Foam is polyurethane based, moisture cured, one component filling and insulation material.For fixing doors, windows and similar frames, filling holes, used in insulation of hot and cold water pipes and electrical equipments, fill up the gaps, holes and cracks. Can be shaved, sandpapered and painted after it get hardens in 2 to 4 hours. Bonds to all kinds of building materials except silicone, teflon, polyethylene and polyproplene. It is resistant to every kind of weather conditions, seawater, steam and moisture. Not easy flammable.