Combining high performance thermal efficiency with FSC 100% Timber, the GBS PERFORMANCE range of windows offers a cost-effective solution for low energy newbuild and retrofit projects.
Thermal insulation
- Uw = 0.85 W/m²K (Redwood).
- Uw = 0.93 W/m²K (Oak).
Features:
- High performance triple glazing.
- Windows meet the highest performance levels of BS 6375-1 and BS 6375-2.
- FSC 100% redwood or fair-faced oak timber.
- Engineered using the latest lamination and finger-joint technology.
- Cost-effective and volume capacity.
- Secured by Design option.
- High levels of airtightness.
- BRE Green Guide A+.
Security:
GBS PERFORMANCE windows have been independently tested to BS 7950 to provide enhanced resistance against forced entry and are compliant with Secured by Design requirements.
Please note that these product properties are not a replacement for the manufacturer's literature and it is always recommended that Green Building Store is consulted before specifying.
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| Uniclass (?) | Pr_30_59_98 Window units | |
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| Glazing Thickness (?) | 44 mm | |
| U-value (overall) (?) | 0.85 W/m2k | 81.25% |