- 08
- Nov
UL Fireproof Door Mfg Inc
UL fire door standard is to conduct fire resistance test and subsequent water impact test for fire doors within a specified time (60min/90min). Generally, UL labels on products need to be applied for certification, and UL fireproof door labels can be affixed on products only after they meet the certification requirements.
ZHTdoors panto seuneu, 31 taun pangalaman produksi di panto seuneu jeung Windows. The UL lawang seuneu utama, en panto seuneu, BS en panto seuneu, jeung sajabana, .We boga certification.ZHTdoors ngarojong OEM sarta kaunggulan design.Our bébas: kualitas alus, harga pabrik, service.Welcome alus konsultasi kami.