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Imperial Vent Window Frames Unglazed This range of vent window frames are unglazed top hung vent windows over direct glazing. Alpha windows are manufactured from premium quality Redwood and constructed with combed joints for rigidity, they have a one-piece head and a two-piece sill without horns, this ensures the vent windows keep their shape, strength and performance qualities.
These imperial size vent windows are supplied with a `honey` stain primed finish.
All timber used in the manufacture of Design 24 imperial vent windows conforms to BSEN942: 1996 for classification of timber as follows: Class J10 for beads. Class J40 for sashes. Class J50 for frames. Design 24 windows are manufactured in general accordance with BS644: Part 1: 2003 for construction specification.
All softwood materials used are environmentally accredited 100% European Redwood. Manufacturing takes place in a factory with environmental Chain Of Custody certificate SA-COC-1483.
All timber is vacuum preservative treated and come with a 30 year manufactures warranty against rot and fungal decay. All arises (corners) are rounded to ensure even coverage of finishing coats. To meet the robust requirements of the Building Regulation Part L the `R` sub sill is supplied as standard (90mm projection = 157mm overall).
Sashes are manufactured with a 15mm x 42mm wide glazing rebate which meets NHBC regulations, and allows for 24mm glazing units. Glazing beads are provided as standard 12mm x 15mm, and the sill bead comes complete with nylon spacers fitted to allow for a drained and vented glazing system.
Imperial vent windows are tested for weather tightness and meet the requirements of BS6375: Part 1: 2004 for severe weather rating. Brown weather strips are fitted as standard to crate a watertight seal. Storm-proof butt hinges are supplied as standard with reflex hinge upgrades available.
Imperial unglazed vent windows are supplied with ventilators to assist in compliance with section F1 1995 Building Regulations. Ventilators are white and easily removed for decorating. Please note 438mm wide windows have no ventilators. |
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| 17¼ x 30¼ Inch Imperial Vent - Redwood Frame Un-Glazed.
This N26V window is a 438mm wide x 768mm high Imperial Vent, it is supplied un-glazed frame only. This vent window, is manufactured from top quality Redwood, and combines the demands of quality,...
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Our Price: £126.25 inc. VAT Quick Ref No. 5710
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| | 17¼ x 36¼ Inch Imperial Vent - Redwood Frame Un-Glazed.
This N30V window is a 438mm wide x 921mm high Imperial Vent, it is supplied un-glazed frame only. This vent window, is manufactured from top quality Redwood, and combines the demands of quality,...
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Our Price: £128.95 inc. VAT Quick Ref No. 5711
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| | 17¼ x 42¼ Inch Imperial Vent - Redwood Frame Un-Glazed.
This N36V window is a 438mm wide x 1073mm high Imperial Vent, it is supplied un-glazed frame only. This vent window, is manufactured from top quality Redwood, and combines the demands of quality...
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Our Price: £132.97 inc. VAT Quick Ref No. 5712
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| | 17¼ x 48¼ Inch Imperial Vent - Redwood Frame Un-Glazed.
This N40V window is a 438mm wide x 1226mm high Imperial Vent, it is supplied un-glazed frame only. This vent window, is manufactured from top quality Redwood, and combines the demands of quality...
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Our Price: £138.34 inc. VAT Quick Ref No. 5713
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| | 17¼ x 54¼ Inch Imperial Vent - Redwood Frame Un-Glazed.
This N46V window is a 438mm wide x 1378mm high Imperial Vent, it is supplied un-glazed frame only. This vent window, is manufactured from top quality Redwood, and combines the demands of quality...
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Our Price: £142.38 inc. VAT Quick Ref No. 5714
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| | 25 x 30¼ Inch Imperial Vent - Redwood Frame Un-Glazed.
This 126V window is a 634mm wide x 768mm high Imperial Vent, it is supplied un-glazed frame only. This vent window, is manufactured from top quality Redwood, and combines the demands of quality, ...
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Our Price: £155.81 inc. VAT Quick Ref No. 5715
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| | 25 x 36¼ Inch Imperial Vent - Redwood Frame Un-Glazed.
This 130V window is a 634mm wide x 921mm high Imperial Vent, it is supplied un-glazed frame only. This vent window, is manufactured from top quality Redwood, and combines the demands of quality, ...
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Our Price: £161.18 inc. VAT Quick Ref No. 5716
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| | 25 x 42¼ Inch Imperial Vent - Redwood Frame Un-Glazed.
This 136V window is a 634mm wide x 1073mm high Imperial Vent, it is supplied un-glazed frame only. This vent window, is manufactured from top quality Redwood, and combines the demands of quality,...
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Our Price: £170.59 inc. VAT Quick Ref No. 5717
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| | 25 x 48¼ Inch Imperial Vent - Redwood Frame Un-Glazed.
This 140V window is a 634mm wide x 1226mm high Imperial Vent, it is supplied un-glazed frame only. This vent window, is manufactured from top quality Redwood, and combines the demands of quality,...
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Our Price: £182.68 inc. VAT Quick Ref No. 5718
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| | 25 x 54¼ Inch Imperial Vent - Redwood Frame Un-Glazed.
This 146V window is a 634mm wide x 1378mm high Imperial Vent, it is supplied un-glazed frame only. This vent window, is manufactured from top quality Redwood, and combines the demands of quality,...
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Our Price: £186.70 inc. VAT Quick Ref No. 5719
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| | 36¼ x 30¼ Inch Imperial Vent - Redwood Frame Un-Glazed.
This W26V window is a 921mm wide x 768mm high Imperial Vent, it is supplied un-glazed frame only. This vent window, is manufactured from top quality Redwood, and combines the demands of quality,...
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Our Price: £193.41 inc. VAT Quick Ref No. 5720
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| | 36¼ x 36¼ Inch Imperial Vent - Redwood Frame Un-Glazed.
This W30V window is a 921mm wide x 921mm high Imperial Vent, it is supplied un-glazed frame only. This vent window, is manufactured from top quality Redwood, and combines the demands of quality,...
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Our Price: £198.79 inc. VAT Quick Ref No. 5721
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