The steel fire door is non-toxic, tasteless, free of formaldehyde, toluene, radiation pollution, environmental protection and health, and is an excellent green environmental protection product. The steel fireproof door is moisture-proof, antifouling, heat-resistant, crack resistant, firm and not deformed, with good sound insulation effect, and is a durable product.

ປະຕູໄຟ ZHTdoors, ປະສົບການການຜະລິດ 31 ປີໃນປະຕູໄຟແລະ Windows. ປະຕູໄຟ UL ຕົ້ນຕໍ, EN ປະຕູໄຟ, BS EN ປະຕູໄຟ, ແລະອື່ນໆ., ພວກເຮົາມີ certification.ZHTdoors ສະຫນັບສະຫນູນ OEM ແລະການອອກແບບຟຣີ. ຂໍ້ໄດ້ປຽບຂອງພວກເຮົາ: ຄຸນະພາບດີ, ລາຄາໂຮງງານ, ການບໍລິການທີ່ດີ.Welcome to consult us.