Solve the ordinary swing door can't make a fire door, and solves the common made to swing door, fire door can't is a new type of fire doors. "Spring fire door" is one of our patent, patent number: ZL200520065382.2, only our patent use authorization in writing of the manufacturers, distributors to production, distribution and use! Now the national promotion and sincerely share business throughout the country, the meaning of please contact us!
Fire rating: 30 minutes, 45 minutes, 60 minutes, 72 minutes, 190 minutes, 120 minutes, 180 minutes, etc. Our fire prevention door has national standard, British standard BS476 series, etc.
l High-grade, Jane junction, permeability is good
l Fire, smoke, heat insulation, sound insulation
l Can choose a combination lock, easy management
Can be equipped with automatic opening system and fire linkage control center