描述
Fire Resistance Rating(FRR):
Grade A: 1.5 Hours
Grade B: 1.0 Hour
Class A: also known as fully insulated door sets, it can meet the requirements of fire insulation and fire integrity at the same time within the prescribed time. The fire-resistance rating is 0.5h (Grade C), 1.0h (Grade B), and 1.5h (Grade A ) and 2.0h, 3.0h.
All of our fire doors are Class A fire doors.
Package
Our fire door and frame are individually packed.
One layer perlite cotton around door and frame.
Foam plates around 4 edges and corners.
Two foam sheets on perlite cotton between foam plates.
Two layers strong carton on each side of door.
Besides, we can also make wooden or steel pallet for you. Extra fees will be calculated then.
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