GS20 Sliding Door

Transform your home with the GS20 ultra-slim aluminium sliding patio doors, combining minimalist design with exceptional performance. Perfect for homeowners seeking a modern, open-plan feel, the GS20 creates a seamless connection between your indoor and outdoor spaces through its large, uninterrupted glass panels.

Expertly supplied and installed by Swadlincote Windows, this premium sliding glass door installation offers ultra-slim 20mm sightlines for maximum natural light and expansive views. Each aluminium sliding door set is completely bespoke, with panel sizes up to 2.5m wide and 3m tall, delivering a stunning architectural feature that suits both contemporary extensions and stylish home renovations.

From two up to six sliding panels, including fixed and corner designs, you can design wide openings and flexible layouts tailored to your space. These slimline aluminium sliding doors glide effortlessly with smooth, near-silent operation even at large sizes.

Designed for energy efficiency and comfort, the GS20 achieves impressively low U-values, making it one of the most thermally efficient ultra slim patio doors available. Options for double or triple glazed sliding patio doors help keep your home warm, quiet, and secure all year round.

The GS20 forms part of the premium Glideline range, and Swadlincote Windows is proud to be an approved Glideline installer, delivering luxury aluminium sliding doors that combine aesthetic appeal, long-term durability, and exceptional energy performance.

Click the Enquire button below to find out more, or call 01283 212222 to speak with our team about your sliding patio door installation.

• Ultra-slim 20mm sightlines for panoramic views and maximum natural light

• Large bespoke panel sizes up to 2.5m wide and 3m high

• Over 200 durable RAL colours including Anthracite Grey (7016) and Jet Black (9005) as well as dual colour options

• Available in 2-track and 3-track and quad track configurations

• Several glazing options inlude double and triple glazed options, solar control and acoustic glass.

• Impressive U-values from 1.3 (W/m²K)

• Multi-point locking system for superior home security