Bay & Bow.
uPVC Window Configuration
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Pushes the room outward.
A bay or bow window adds real interior volume , typically six to ten square feet of extra floor space , without touching your footprint. It is the cheapest way to grow a Victorian front room, and the most flattering way to frame a view.
We build ours on Liniar’s 70mm six‑chamber platform with a structural bay pole system, meaning the frame itself takes the load of the roof above. Slim sightlines. Warmer than any period original. A++ energy rated as standard, and certified secure.
Square bay. Angled bay. Bow.
Square bays (90°) suit London terraces and mid‑century semis. 135° angled bays soften the projection for Edwardian and Arts‑and‑Crafts properties. Bows , curved over four or five lights , are the choice for Georgian shopfronts and cottage elevations.
Any configuration can be fitted as fully opening, partial opening, or a run of fixed lights , and can be specified with astragal bars or Georgian glazing bars to match a heritage look without the heritage maintenance.
Specifications
Liniar multi‑chambered sculptured profile with structural bay pole and jack system carrying loads up to 1 tonne. Reinforced variable‑angle couplers allow 90°, 135° or curved bow geometry. A++ Windows Energy Rating achievable; PAS 24 enhanced security, Part Q compliant, Secured by Design accredited. Window types within the bay can be mixed , casement, flush, or tilt‑and‑turn , and matched to the rest of the house. Internally beaded with steel reinforcement where structural spans require it. 10‑year frame guarantee.
3‑light, 4‑light, and 5‑light configurations. Square bay (90°), angled bay (135°), or curved bow options. Combination of fixed and opening lights. Astragal and Georgian bar options available. Structural options include load‑bearing bay poles for fully open‑plan interiors beneath.
Standard colour range: Black (RAL 9005), Anthracite Grey (RAL 7016), and White (RAL 9016). Bespoke finish: full RAL colour palette available on request, including textured, matte, satin, and dual-colour (different inside vs outside) options. Powder-coated to BS EN 12206-1 with 25-year colour-stability guarantee.


