Our core UPVC window range, on the Liniar and VEKA profile systems, in styles from traditional casement through to slimline flush sash and period-look sliding sash — supplied to trade and DIY customers, with full energy-performance data available for every window type so you can specify exactly what building regs require.
Trade & DIY welcome — open a trade account for our best pricing, or buy individual orders at counter rates. Standard UPVC lead time is 5 working days, subject to stock availability and specification.
We supply UPVC windows on the Liniar and VEKA profile systems, covering casement, chamfered, tilt & turn, French, bow & bay and flush sash styles, in a full range of woodgrain foils, foil finishes and hardware. For matching UPVC doors, including Liniar and VEKA OMNIA options, see our UPVC doors page. Weighing UPVC against aluminium for this job? See our aluminium vs UPVC trade guide.
Liniar UPVC windows, engineered for strength and thermal efficiency. Liniar's range includes the Resurgence 80mm flush sash (U-values as low as 0.84 W/m²K), the standard Casement window (U-values as low as 0.81 W/m²K), Tilt & Turn, French, Bow & Bay styles, in a full range of woodgrain foil finishes and hardware.
VEKA UPVC windows. VEKA's range includes the OMNIA flush/double-rebated suite, with U-values as low as 0.75 W/m²K, and the VEKA M70 bevelled system, plus a number of further VEKA window styles. All BSI Kitemark certified and manufactured to ISO 9001:2015.
Traditional-look vertical sliding sash windows with slim sightlines, for a period appearance with modern UPVC performance.
Open Eco Slide brochureFull energy-performance data sheets for our 70mm reversible, 80mm Resurgence flush sash and Zero|90 casement window systems — everything needed to specify against Building Regulations.
Open Energy Performance Handbook