Summary
Double box sash window renovation (timber) performance upgrade. Draught-proofing and heritage double glazing or vacuum glazing.
Product certifications
Color
Beige, Black, Blue, Bronze, Brown, Copper, Cream, Gold, Green, Clear, Grey, Ivory, Orange, Pink, Purple, Silver, Red, Turquoise, Yellow, White, Other
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Finish
Painted
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Material
Timber, Glass
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Shape
Rectangle, Square
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Length
Bespoke
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Width
Bespoke
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Height
Bespoke
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Warranty description
Ten year
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Specification
Dimensions and configurations
As drawing., As schedule.
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Product performance
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Thermal
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Whole window U-value
0.7 W/m²K.
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British Fenestration Rating Council Window Energy Rating
B.
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Frame
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Wood species
Sapele., Accoya., Other.
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Finish as delivered
Primer and undercoat.
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Glazing or infill
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Standard
Relevant parts of BS EN 1279.
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Requirements
7.7 mm vacuum glazed units.
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Hardware
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Operation
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Type
Manual.
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Additional properties
Spacer
Black., White.
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Glazing bar
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Ventrolla Perimeter Sealing System (VPSS) location
Frame., Sash.
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Closing mechanism
Cords., Weights and pulleys., Spiral.
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Type
Vacuum glazing.
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Type
Sash.
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Style
Double Box Sliding Sash (2 x Vertical).
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Sash
4.
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Sustainability data
Contains Red List materials
No
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Country of material origin
Europe
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Country of product manufacture
United Kingdom
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Material
Timber, Glass
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A1-A3 (production stage)
Embodied carbon as defined in BS EN 15804
Lower emissions
Normalised unit
0.5 kg CO₂ eq/kg
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Declared unit
0.5 kg CO₂ eq/kg
Self-declared
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Recyclability
Yes
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Recycled content
0 %
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