Steel fire door fire endurance is much
Steel fire door fire endurance is much
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Class A fire resistance of fire doors should not be less than 1.2h, B fire doors fire resistance of not less than 0.9h, Class C fire doors fire resistance of not less than 0.6h.
Contact Detail
| Company Name: | Proficient Industrial Co., Ltd. of Shenzhen City |
|---|---|
| Employee Number: | |
| Annual export: | |
| Year Established: | |
| Contact Person: | Mr. Dai Jingli（） |
| Telephone Number: | 0755-29993618 |
| Company Address: | Changjiang River Industrial Park Guangming New proficient plant, Shenzhen City, Guangdong, China |
| Zip/Postal Code: |
Proficient Industrial Co., Ltd. of Shenzhen City
Mr. Dai Jingli
Guangdong Shenzhen CityChangjiang River Industrial Park Guangming New proficient plant
0755-29993618
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