Verified by manufacturer 2 months ago
BRE Certificate
Certificate type
Durham window by Stafford Bridge offers protection against forced entry, ballistic, and blast attacks. Independently tested and certified for expected threat levels.
Steel window applications.
The Durham windows are independently tested by third party test houses ensuring all elements of the window meet the required level of protection against the threat levels expected.
In addition, the window sets are constructed to meet other environmental requirements such as thermal resistance and therefore uninsulated and insulated window sets are available to provide flexibility in ordering products required for the specific needs and varying climates around the world. CE marked.
Color | Clear Beige Black Blue Bronze Manufacturer guidanceAny BS or RAL colour |
Finish | Powder-coated |
Material | Stainless steel |
Shape | Square Rectangle |
Width | 300 mm Guidance for specification option: Minimum 3100 mm Guidance for specification option: Maximum Bespoke |
Height | 300 mm Guidance for specification option: Minimum 3100 mm Guidance for specification option: Maximum Bespoke |
Warranty description | One year |
Uniclass | |
CAWS | L10/20 Steel windows L10/310 Steel windows |
Standard | To BS EN 14351-1, EN 1522, EN 12207, EN 12208 and BS 6375-1. |
Third-party certification | Loss Prevention Certification. |
Dimensions and configurations | Manufacturer guidanceBespoke (minimum/ maximum).
|
Product performance | |
Weather performance | |
UK exposure category | To BS 6375-1, 2000 Pa. |
Air permeability | BS 6375-1 Class 4, EN 12207 Class 4 (600Pa). |
Watertightness | BS 6375-1 Class 9A, EN 12208 Class 9A (600Pa). |
Resistance to wind load | BS 6375-1 Class AE2200, EN 12208 Class AE2200 (P3=3300Pa). |
Safety | |
Security level | LPS 1175: Issue 8 C5 (SR3). |
Environmental | |
Frame:glazing ratio (maximum) | 14% (86% clear vision area).Manufacturer guidanceGlass / Frame percentage is calculated based on a 1 x 1 m window section. |
Thermal | |
Whole window U-value | 1.1 W/m²K.Guidance for specification option: Up to 1.1 W/m²K. |
Frame | |
Material | Stainless steel. |
Finish as delivered | |
Coating | Powder coating to BS EN 13438. |
Colour | Manufacturer guidanceAny BS or RAL colour. Insert requirements. |
Glazing or infill | |
Requirements | 41.2 mm (FB4-S only, double glazed).58.4 mm (SR3/C5 & FB4-S, double glazed). |
Hardware | Screw-on beads: hollow, fixed with M8 A2 grade stainless machine screws. |
Operation | Manual. |
Fixing features | To be fixed into steel using M12 x 50 mm (supplied). |
Contains Red List materials | No |
Country of material origin | Sweden |
Country of product manufacture | United Kingdom |
Recyclability | 90% |
NBS BIM Object Standard
This BIM object has been authored to meet the requirements of the NBS BIM Object Standard.
Find out more about the NBS BIM Object Standard.
Platform | Compatible | Version |
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- | 1 | |
- | 1 |