Thermo Tec Thermo Guard FR (Flame Retardant) Features: High Quality Heat And Sound Insulation All Materials Are Flame Retardant Easy To Apply Use In Vehicles And Homes Blocks 90 Percent Of Radiant Heat Height: 5.00 Width: 5.00 Length: 48.00 Weight: 1.80 lbs Electrical Outlet Plug Type: Heat Shield