Glass fire door

1) Strictly produced with the British Standard BS476 Part22:1987 ; 2) All the products are in line with the safety requirements of the Fire Services Department and Buildings Department in Hong Kong ; 3) It also can be used in all countries and regions authorized by standard BS476 Part22:1987; 4) Fire proof timing : 30min/60min/120min; 5) Thickness of Fire glass E series: 6mm, 8mm, 10mm, 12mm, 19mm; 6) Thickness of EI series:17mm,30mm,46mm etc.