Sash Windows Luton – Secure, Stylish & Energy Efficient

Durable, energy-efficient, and built to last. Upgrade your Luton home with our premium Sash Windows. Get a free quote today!

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Weather Resistance

Find the Perfect Weather Resistant Windows for Your Home

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Low Maintenance

Discover the Beauty and Convenience of Low Maintenance Windows

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High Security

Protect Your Home with Our High Quality and Security Windows

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Enhance Your Luton Home with Stylish Sash Windows

Find the Perfect Sash Windows for Your Luton Home: Stylish, Secure and Low-Maintenance

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Low Maintenance

They are resistant to rot, corrosion, and require minimal upkeep

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Energy Efficiency

Sash windows reduce heat transfer, lowering energy bills.

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Soundproofing & Security

Strong, durable, and fitted with multi-point locks for added safety

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Weather Resistance

Find the Perfect Weather Resistant Windows for Your Home

high_security

Low Maintenance

Discover the Beauty and Convenience of Low Maintenance Windows

high_security

High Security

Protect Your Home with Our High Quality and Security Windows

Custom Sash Windows in Luton

Sash windows in Luton can be fully customised to match your home’s style and preferences. Choose from a variety of frame colors, finishes, and glazing options to enhance energy efficiency and aesthetics. Whether you prefer classic white, woodgrain effects, or bold modern shades, Sash windows offer a perfect fit.

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Frame Colours & Finishes

Choose from woodgrain effects or stylish colours like cream, grey, or heritage green Sash Windows to complement your property.

Glass & Glazing Options

Opt for double or triple glazing, frosted, tinted, or decorative glass for enhanced privacy and energy efficiency.

Window Styles

Whether you're in a conservation area or a new build, uPVC sash windows can be designed to blend in perfectly.

Handles & Hardware

Customise your Sash Windows with traditional or modern hardware - chrome, brass, or antique finishes to suit your décor.

Decorative Details

Include features like Georgian bars, sash horns, or arched heads to match Luton’s period-style homes or create a bespoke look.

Request a Free Home Design Visit in Luton
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Superior Energy Efficiency

uPVC sash windows are built with multi-chambered profiles and advanced double glazing, significantly reducing heat loss. Perfect for keeping your Luton home warm during cold winters—while lowering your energy bills.

Low Maintenance

Say goodbye to sanding, painting, or staining. uPVC doesn’t rot, warp, or fade. Just a simple clean now and then keeps your sash windows looking as good as new.

Classic Style, Modern Edge

Keep the charm of original sash windows without the hassle. Ideal for conservation areas in Luton. uPVC sash windows replicate authentic timber frames with none of the upkeep.

Enhanced Security

Built in multi-point locking systems provide robust security. Your home in Luton is safer with uPVC sash windows installed by our experienced professionals.

Excellent Sound Insulation

Tired of traffic or town centre noise? Double glazed uPVC sash windows offer great acoustic insulation, making your home a peaceful retreat.

Customisation

Choose from a variety of styles, colours, and finishes to match your property. Whether you own a modern house or a traditional home in Luton, uPVC Sash windows can be tailored to your aesthetic.

Eco Friendly

uPVC is 100% recyclable, making it a sustainable choice. By choosing uPVC Sash windows in Luton, you’re reducing your carbon footprint while enjoying long-term benefits.

Increased Property Value

Installing uPVC Sash windows in Luton enhances your home’s curb appeal, energy efficiency, and security, making it more attractive to potential buyers and increasing its market value.

Fantastic Service

Great service from start to finish. Very pleased with the fitting of the new front door and the team were very friendly and turned up on time.

Wendy H

Highly Recommended!

Very happy with the product, and installation. They tidied up after themselves and kept me up to date with the project. Would definitely recommend.

Christopher S

Brilliant Work

We were extremely impressed by the professionalism of the Relentless Windows team and the quality of the product. The installation team were efficient and took pride in their work.

Beth L

Great Service

Can’t fault the team at Relentless Windows, Great communication, Great service and the Doors look amazing. Immaculate workmanship from good friendly people from start to finish. Also very competitive prices.

David A

Efficient and Helpful

Relentless Windows were excellent, from the initial sales contact, through to the final installation. Every member of the team we met was friendly, helpful and efficient. All deadlines were met and I would have no hesitation in recommending this company.

Margaret F

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What are the benefits of uPVC sash windows?

uPVC sash windows offer excellent thermal efficiency, low maintenance, and a classic look ideal for both period and modern properties in Luton. They're durable, weather resistant, and available in a range of styles to suit local architecture.

Can I customise the colour and finish of my uPVC sash windows?

Absolutely. Choose from a wide range of colours, including classic white, woodgrain finishes, and heritage tones like Chartwell Green or Anthracite Grey, perfect for homes in and around Luton.

Do uPVC sash windows require a lot of maintenance?

Not at all. Unlike timber, uPVC sash windows don’t rot, warp, or need repainting. A quick clean with soapy water is usually all that’s needed to keep them looking like new.

Can uPVC sash windows be installed in heritage or conservation areas?

Yes, uPVC sash windows are ideal for properties in heritage or conservation areas in Luton. Their traditional design ensures they blend seamlessly with the historic character of your home while offering modern benefits such as energy efficiency and security. However, it’s important to check with your local authority before installation to ensure compliance with any specific conservation area guidelines or planning permissions to ensure your new windows meet all necessary regulations.

How energy-efficient are your uPVC sash windows?

Our uPVC sash windows are designed with modern insulation technology to help keep your Luton home warm in winter and cool in summer. With high-performance glazing and tight seals, they help reduce heat loss and improve overall comfort year-round.

What security features do your uPVC sash windows offer?

Our uPVC sash windows come with advanced security features, including multi-point locking systems, reinforced frames, and secure key operated locks. For added peace of mind, we also offer optional toughened or laminated glass - ideal for keeping your Luton home safe and secure.

Can uPVC sash windows help reduce outside noise?

Yes, our uPVC sash windows are available with acoustic glazing options that significantly reduce external noise. Whether you live near a busy road or in Luton town centre, these windows help create a quieter, more comfortable living space.

How Long Does uPVC Window Installation Take?

The installation time for uPVC Sash windows in Luton typically depends on the size and number of windows being replaced. On average, installation can take anywhere from one to three days. Relentless Windows ensures a quick and efficient installation process with minimal disruption to your daily life. Our experienced team will handle everything from removal of old windows to the final fitting, ensuring your uPVC Sash windows are perfectly installed and ready to perform.

What are the benefits of uPVC sash windows?

uPVC sash windows offer excellent thermal efficiency, low maintenance, and a classic look ideal for both period and modern properties in Luton. They're durable, weather resistant, and available in a range of styles to suit local architecture.

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