Our product of steel fire rated door has got WH certificate,including WH:3hours,WH:1.5hours.Our single fire rated door 3070(width:3 feet and 0 inch,height:7 feet and 0 inch),change to mm is:908mm(width)X2111mm(height).
Our double door has got WH:1.5hours,its size is 8080(width:8 feet and 0 inch,height:8 feet and 0 inch),if change to mm is :（1213+1213）(width)mm X 2426mm(height).
Want to know more,pls visit our website:www.ghdoorframe.com
