 | Hong Kong Service Hotline：00852 - 23418781 |
 | Shenzhen Service Hotline：0755 - 2734 8831 |
 | Company email：treasureislandint@yahoo.com.hk |
| Hong Kong Service Hotline：00852 - 23418781 |
| Shenzhen Service Hotline：0755 - 2734 8831 |
| Company email：treasureislandint@yahoo.com.hk |
Treasure Island International Development Ltd.
Hong Kong company
Address: 3/F, Viet Luen Factory Building,126 Wai Yip Street, Kwun Tong, Kowloon,Hong Kong
Telephone：（852）2341 8781
fax：（852）2790 7492
domestic company
Address: Building A7, Second Industrial Zone, Fuwei Community, Fuyong Town, Baoan District, Shenzhen
Telephone：（0755）2734 8831
fax：（0755）2734 8315
The main types of fire shutter doors are composite steel fire shutters (fire and smoke prevention), inorganic super fire shutters (double-track double curtains), steel composite water-spray mist fire shutters, and steel composite lateral fire shutters. Roller shutters, steel composite horizontal fire shutters, inorganic premium folding fire shutters, and fire shutters with doors in various shades.
By material
Steel, composite, inorganic, etc.
By installation form
There are two types: in the wall and on the side of the wall (or inside the hole and outside the hole).
Press the opening direction
Both top and side rolls.
There is no national standard for the classification of fire performance of fire shutters. In GB14102 "General Technical Conditions for Steel Fire Shutters", ordinary steel fire shutters are divided into: However, the current implementation standard is GB14102-2005 "Fire shutters" standard.
Class 1, fire resistance time 1.50h
Class F2, fire resistance time 2.0h
Treasure Island International Development Ltd.
Hong Kong company
Address: 3/F, Viet Luen Factory Building,
126 Wai Yip Street, Kwun Tong, Kowloon,Hong Kong
Telephone：（852）2341 8781 fax：（852）2790 7492
domestic company
Address: Building A7, Second Industrial Zone,
Fuwei Community, Fuyong Town, Baoan District, Shenzhen
Telephone：（0755）2734 8831 fax：（0755）2734 8315
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