There are many brands of fire doors on the market, and choosing a fire door with UL label is the easiest and safest way. Because UL's fire protection requirements are stricter, fire rated doors that have passed this certification usually have better quality assurance.
Briefly introduce the details of UL fire protection.
UL Fire rated doors are usually tested according to the following standards:
UL 10B, fire resistance test of door components (neutral or negative pressure).
UL 10C, positive pressure test of door assembly
NFPA 252, the standard for fire testing of door components
ASICO hollow metal fire doors can meet the following standards:
The door frame is made of 1.5mm galvanized steel
Door leaf thickness - 45 mm
Door leaf filling insulation material-insulation filling material processing
Door leaf is made of 1.2 mm galvanized steel
Any color is available according to the RAL chart.
The fire protection time is up to 180 minutes.
And our UL fire doors are affixed with labels indicating the fire test rating.
There is an automatic shutdown function.
We use UL certified / tested fire door hardware.
We are equipped with certified / tested glass, the glass frame is a fire door with glass opening.