Prestige Aluminium Windows
Slim. Smart. Secure. Built to perform.
Prestige aluminium windows offer our most versatile and thermally efficient system, ideal for a wide range of homes and projects.
With slim 72-80mm sashes, these windows flood your space with natural light, creating a bright, airy feel that suits modern living.
- Thermlock Technology for enhanced insulation
- Secured by Design certified for total peace of mind
- Choose from casement, French, tilt & turn, or fixed styles
- 4 elegant design options: Stepped, Flush Stepped, Contemporary & Flush Contemporary
- Available in 12 standard colours and 7 woodgrain foils
Where minimalist design meets exceptional performance.
Aluminium Windows Brochure
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30 Westfield Road Hinckley Leicestershire LE10 0QW
Open Monday – Friday 8am – 5pm and Saturday 9am – 2pm
Benefits
Prestige aluminium windows combine slim 59mm sightlines with advanced Thermlock® insulation, filling your home with natural light while keeping warmth in and energy bills down.
Built to PAS24:2016 security standards, they offer peace of mind alongside sleek, contemporary styling. Choose from casement, French, or fixed styles with beaded or beadless options to suit your space.
Additional benefits include:
- Durable, low-maintenance aluminium frames
- A wide range of modern colour finishes
Style
Prestige aluminium windows are designed to suit any home, with a choice of flush or stepped sashes for a classic or contemporary look.
Their balanced, elegant design mirrors the refined aesthetic of heritage steel windows, while delivering modern performance.
- Choose beaded or beadless glazing for a clean or traditional finish
- Available in a wide range of heritage and contemporary colours
- Seamlessly match with other Sheerline products for a consistent, unified style
Beautifully tailored to complement any architectural style.
Security
Prestige aluminium windows are engineered for strength, with PAS24:2016 accreditation ensuring protection against forced entry.
Robust multi-point locking systems, a secure beadless option, and internally glazed frames add layers of defence, all while preserving a sleek, elegant appearance.
- Strong aluminium frames for lasting durability
- Tamper-resistant design without compromising style
- Suitable for both modern and heritage homes
Energy efficiency
Prestige aluminium windows are built for exceptional thermal performance, using Thermlock® multi-chamber technology to reduce heat loss and improve insulation.
With U-values as low as 1.0 W/m²K, they help cut energy costs while keeping your home warm and comfortable.
- Compatible with high-performance double and triple glazing
- Fully Part L compliant for energy efficiency
- Precision-engineered to eliminate draughts and cold spots
- Made from recyclable aluminium for a more sustainable home
Room Functions
Redefining how you use a room? We can help. Whether you’re brightening a dark space, converting a garage, or upgrading an outbuilding, our windows bring in natural light and a greater sense of space.
Choose from uPVC, aluminium, or hardwood frames in a range of colours, glazing styles, and bespoke options to suit your needs. We can even fit a new door to complete the transformation.






















