- 15
- Nov
UL Fireproof Door Under Stairs
The surface treatment process of steel fire doors is more diverse. Besides, steel fire doors can be filled with a variety of fireproof materials, which have good fire and smoke prevention capabilities, as well as sound insulation, and are more suitable for schools, hospitals and other places that are very sensitive to noise.
ZHTdoors باھ جا دروازا، 31 سالن جي پيداوار جو تجربو فائر دروازن ۽ ونڊوز ۾. مکيه UL باھ جا دروازا، EN باھ جا دروازا، BS EN باھ جا دروازا، وغيره. اسان وٽ سرٽيفڪيشن آھي. ZHTdoors OEM ۽ مفت ڊيزائن جي حمايت ڪن ٿا. اسان جا فائدا: سٺو معيار، فيڪٽري قيمت، سٺي خدمت. اسان سان صلاح ڪرڻ لاء ڀليڪار.