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Stylish Casement Windows

  • Unique, Practical Design
  • Energy-Efficient Multi-Chambered Profile
  • Capable of WER A+14 Energy Ratings
  • High Security Yale Locking Systems
  • Durable Stainless Steel Hardware
  • 100% Lead-Free and Environmentally Friendly
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uPVC Casement Windows, Stevenage

Our Casement Windows are our most popular uPVC window choice, offering a classic design with contemporary security benefits and thermal efficiency. Choose Harlequin Windows for the most flawless casement windows in Stevenage, Hitchin, Letchworth, Baldock, Welwyn Garden City, St. Albans and across Hertfordshire.

Manufactured with care and attention to detail, our uPVC Casement Windows are designed to suit your exact specifications.

With a range of colour options and opening arrangements for choose from, finding the perfect double glazing for your Stevenage home is easy.

Using only the best multi-chambered uPVC profile from Liniar, you can rest assured that your Hertfordshire home will be kept warm all year round.

Features & Benefits

Durable-Hardware

Durable Hardware

Enhanced security with stainless steel friction stays that have been tested to 20,000 cycles. Our uPVC Casement Windows are made to last.

Chamfered-Rebate

Chamfered Rebate

Chamfered Rebate detailing available for a minimalist, contemporary design for your Stevenage home that will be the envy of your neighbours.

Secured-By-Yale

Secured by Yale

Installed with Yale’s high security Shootbolt locking system, feel secure with a 10 year insurance backed guarantee – you can’t put a price on safety.

Hinge-Protection

Hinge Protection

Additional protection with Stay Guard Elite device designed to withstand twice the force required by Secured by Design.

Slim-Sightlines

Slim Sightlines

For more light and panoramic views, our ultra slim sightlines allow for a larger area of visible glass, perfect for bringing the illusion of space.

A-Energy-Rated

A+ Energy Rated

Eco-friendly and thermally efficient, Liniar’s state of the art uPVC profile is capable of achieving WER of A+14 – perfect for energy-efficiency.

uPVC-Casement-Windows

The Ultimate Window

Perfect for any style of Stevenage home, our uPVC Casement Windows can beautifully complement all varieties of home. Whether your property is traditional or contemporary, it’s easy to find the perfect double glazed windows for your Hertfordshire home.

An incredibly low maintenance choice,  our uPVC Casement Windows will never require a lick of varnish or paint, unlike wooden windows or other timber alternatives. For highly versatile, durable uPVC windows, choose our casement windows in Stevenage.

For additional functionality, you can even opt for the tilt and turn variety of casement window. This offers a wide range of benefits, including secure ventilation and easy-cleaning, particularly if you live in a high-rise apartment.

uPVC-Casement-Windows

Thermally Efficient Multi-Chambered uPVC Profile

Using only the best uPVC from Liniar for our casement windows, you can rest assured that your new uPVC windows will keep your Stevenage home warm all year round.

Completely lead-free and environmentally friendly, our uPVC Casement Windows are the perfect choice if you share our commitment of reducing our carbon footprint.

Accredited by the Energy Saving trust, our uPVC double glazing is guaranteed to offer superb thermal efficiency benefits to your Hertfordshire home.

uPVC-Casement-Windows

Casement Window Prices

Are you looking for a competitive window cost in Stevenage? Look no further than Harlequin Glass Ltd, and start your instant online quote today to benefit from competitive double glazing prices in Hertfordshire.

If you’re looking for more information or advice, call us on 0755 730 7296 or complete our online contact form. You’ll receive a quick, helpful response in no time.

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