- 31
- Jan
hollow metal door frame dimensions,hollow metal door jamb detail,hollow metal door frame depths
Steel fire door in the premise of fire effect, has the characteristics of environmental protection and durable. Very suitable for public use. Steel fire door with high strength, good fire prevention effect.
hollow metal door frame dimensions,ແຜ່ນເຕະປະຕູ,hollow metal door jamb detail,hollow metal door frame depths,
ຜູ້ຜະລິດປະຕູທົນທານຕໍ່ໄຟ,hollow metal door frame dimensions,ປະຕູຄວາມປອດໄພເຫຼັກຄູ່ທີ່ມີຮາດແວ, ຮູບພາບຂອງປະຕູຄວາມປອດໄພໄມ້ສໍາລັບຮາບພຽງ, ປະຕູຄວາມປອດໄພ 820,hollow metal door jamb detail,ຮູບພາບປະຕູຄວາມປອດໄພ, ພາຍໃນປະຕູ 9 ຕີນ,hollow metal door frame depths,ປະຕູກະດານຕິດປ້າຍ,
ປະຕູຮົ້ວໄມ້ທີ່ທົນທານຕໍ່ໄຟ,hollow metal door frame dimensions,ການນໍາໃຊ້ປະຕູທາງອອກສຸກເສີນ, ໄຟອັນດັບປະຕູ ul, ໄຟອັນດັບປະຕູທີ່ຢູ່ອາໄສ