0.3Mpa quick opening and closing pressure watertig
0.5Mpa quick opening and closing pressure watertig
Class A60 0.3Mpa hinged watertight fire door
Class A60 0.5Mpa hinged watertight fire door
Class A60 outdoor stainless steel weathertight fir
Class A60 hydraulic sliding door
Electric heating glass
Toughened safety glass for ships
Building fire-resistant glass