Windows

7 double glazed windows

from £5,320

inc. VAT & fitting

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Doors

UPVC & Composite doors

from £1,195

inc. VAT & fitting

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Conservatories, Fascia, Soffit & Guttering + more

Modern & traditional designs

Competitive

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What Our Customers Say

Triple & Double Glazed Windows, Doors & Conservatories | Apex Windows based in Bedfordshire and connecting counties

Quality Is Our Guarantee

For more than 30 years, Apex Windows has served a wide area across England, mainly covering from Oxford, Kettering, Cambridge round to Bishop’s Stortford, High Wycombe and North London. We have installed thousands of double glazed windows and a range of other products, from windows and doors to conservatories, each to our high standards of workmanship. Our professional and friendly service, coupled with our high-quality products, has seen our business thrive over the years.

We believe in a customer-centric approach, meaning we are fully transparent from day one. We openly advertise our prices online and in advertisements, so that customers are free to price their own double glazing windows and other household necessities. We are happy to visit you in your house and explain in plain terms how we work out the cost of your project, something not seen elsewhere in our industry.

Our products are built with energy efficiency in mind. Whether you want to keep the warm heat in during the wintertime or the cool air in during the summertime, our products are designed to benefit you year-round. Our triple-glazed windows achieve an incredible energy rating on A++21, and our double glazed windows are A+13, making both excellent choices for your home.

At Apex Windows, we don’t believe in high-pressure sales techniques. Rather, we believe in transparency, friendliness, and only using quality materials for a lasting finish that guarantees satisfaction for years to come.

Speak to our team

We provide our customers with our 10 Year Insurance Backed Guarantee (IBG)

We are the No. 1 installer of uPVC triple and double glazing in Luton.

We offer triple and double glazed windows, doors and conservatories in and around Luton and home counties.

Get an instant quote and register your interest with Apex Windows today.

We are a FENSA registered company.
All prices include fitting & VAT.
We have a wide range of styles to suit your home.
Our extensive range of doors are tailor-made to your exact requirements.
Our double glazing windows are A+13 rated.
Our triple-glazed windows offer added thermal efficiency at A++21 rated.

What we do

Windows
Doors
Conservatories
+ more!

Our uPVC triple and double glazed windows are fully security glazed and provide multi-point locking for peace of mind. Available styles include diamond leaded, square leaded, bespoke leaded, Georgian, and normal windows. Our windows are available in a choice of 14 different frame colours and five different handle colours.

Our windows use the LINIAR profile and are fully internally beaded, meaning the glass cannot be taken out from the outside. Our double glazing windows are A+13 rated, while our triple-glazed windows offer added thermal efficiency at A++21 rated.

As a leading window company, our products are tried and tested by hundreds of customers, which gives you quality assurance over the products that you are purchasing. If you are seeking to improve the warmth and energy efficiency of your home, upgrading your windows is one of the easiest and most effective steps you can take.

Learn more about our windows

Our extensive range of doors are tailor-made to your exact requirements. We offer a wide variety of uPVC and composite doors, with styles, designs, colours, and prices to match every taste and budget. We are happy to work with you to find the best option for your home and customise it to fit with your home’s design.

We install front, back, and patio/french doors, which can be glazed or partly-glazed to suit your needs. We can even install a dog or cat flap as needed. Speak to our team today about finding the right door for your home.

Learn more about our doors

Our sleek and versatile conservatories are available in different styles, including Edwardian, Victorian, and standard uPVC conservatories. Our conservatories are available in a range of different colours. For a full quotation on our conservatories, contact us here.

Learn more about our conservatories

Fascia, Soffit & Guttering

We can install high-quality fascia, soffits, and guttering that is guaranteed to last to any home.

Learn more about our range

Why choose Apex Windows?

For Quality and Price

We are your No. 1 installer of uPVC triple and double glazed windows, doors, and conservatories across England, mainly covering from Oxford, Kettering, Cambridge round to Bishop's Stortford, High Wycombe and North London. For quality products, installed to the highest standards, along with transparency and our 10-year guarantee, choose Apex Windows.

Contact our team today for the best double glazed window company near you.

What do we offer?

Since 1989, we have installed high-quality products in thousands of homes across Welwyn Garden City, Luton, Bedford, Harlow, Stevenage, Letchworth, Oxford, and other nearby locations. In those 30-plus years, we have kept our focus on delivering 100% customer satisfaction, from the first phone call to the completion of a project. We are proud of the work that we deliver day in and day out, and we look forward to serving our areas for the next 30 years and more.

Because our sales staff work directly for us, we have removed the middle man. This allows us to pass on the saving to you and remain incredibly competitive while still maintaining the highest standards. Our huge range of designs, styles, and colours means our customers can tailor our products to exactly fit their homes.

Want to know more about our 10 year Guarantee?

As proud members of the InstallSure (formerly GGFi) Insurance Backed Guarantee Scheme (IBG) since 2014, you can have confidence in every product you purchase from Apex Windows. On completion of an installation at your home, we will automatically provide you with an IBG purchased by us.

This Insurance Backed Guarantee covers:

uPVC against discolouration
Glass units against misting
Window & Door Panels
Gasket shrinkage
Composite doors
Hinges
Locks & handles
Future adjustments

Find out more about our 10 Year Insurance Backed Guarantee here.

Want to hear what our customers have to say?

At Apex Windows, we are proud of every job we complete. Our commitment to excellence has seen us build a reputation as the leading installer of uPVC triple and double glazing windows, doors, and conservatories. Read what our customers have to say about our work.

Read our reviews and testimonials