WarmCore Window slim sash
The new WarmCore SV slimmer vent window has 18% slimmer sight-lines than standard WarmCore windows creating spaces with even more natural lights.
Superior thermal performance
Designed specifically to offer superior thermal performance in the aluminium market, WarmCore beats all its competitors with U-values as low as 0.8 for windows.
Everything about WarmCore windows is smooth and sleek, from the slim sight-lines through to the stylish sash options.
With a range including sliding, single and french doors, and tilt & turn and casement windows, you can bring life to any property with the full WarmCore set.
WarmCore has been designed from the ground up by the experts at Synseal Group and is the epitome of precision British engineering.
For a truly modern look, weâ€™ve chosen bold shades including Pure White and Anthracite Grey with dual colour available thatâ€™s simple to fabricate, with a range of sash and hardware options.
Secured by Design
WarmCore windows are Secured by Design, so you can be confident they meet the rigorous testing standards of an official police security initiative.
WarmCore windows come with a 10-year guarantee as standard so you know your products will stand the