Description
Made-to-Measure Twin Transom Vent Rosewood uPVC Casement Windows
Introduce balanced geometric styling, secure high-level ventilation, and advanced thermal management to your home with our custom-built rosewood uPVC window. Manufactured precisely to match your specific structural masonry openings down to the single millimeter, this symmetrical 3-light transom configuration is engineered for grand lounges, dining halls, and front-facing home elevations where preserving uniform exterior aesthetics is just as critical as operational performance.
This elegant layout provides exceptional seasonal utility within our uPVC casement windows catalog. By splitting the upper architecture into twin independent top-hung opening awning sashes, the frame allows you to enjoy constant, draft-free micro-ventilation even during wet weather, as the top-hinged design naturally sheds rainwater outward. The lower portion of the frame focuses entirely on structural stability and natural light penetration, deploying a clean 3-pane fixed configuration that delivers thin architectural sightlines and expansive views of your outdoor spaces.
Multi-Chamber Frame Insulation & Rigorous Property Security
Built using a high-density 70mm fully sculptured profile system, this wide multi-pane window handles seasonal temperature shifts effortlessly via integrated internal air chambers. These pockets break the transfer of cold air from the outside, cooperating with advanced double-glazing technology to optimize your home’s microclimate.
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Glazing Efficiency: Outfitted with 28mm soft-coat Low-E double glazed uPVC windows units, filled with insulating Argon gas and sealed with a black warm-edge spacer bar to eliminate thermal bridging.
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Security Integration: Designed with structural internal glazing beads that block external pane extraction, paired with robust multi-point locking systems securing all active high-level opening hardware tracks.
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Weatherproof Sealing: Patented double-action ‘bubble’ gaskets form an airtight compression seal, ensuring the frame remains entirely immune to draughts, moisture ingress, or sun-fading over its lifespan.
Technical Specifications
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Standards Compliance: Fully compliant with UK Part L Building Regulations
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Profile Frame: 70mm fully sculptured multi-chambered uPVC
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Security Architecture: Internally beaded glazing with multi-point locking hardware
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Product Warranty: 10-year structural profile guarantee
Custom Ordering Capabilities
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Frame Width Range (Min – Max): 1350mm – 2800mm
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Frame Height Range (Min – Max): 1100mm – 2200mm








