uPVC replacement windows

Replacement Windows Made to Fit Your Home

When your frames are past their best, our double-glazed uPVC replacement windows bring warmth, security and a fresh look — professionally installed by a FENSA Approved Installer.

Energy-efficient uPVC window cutaway showing low-e glass, argon-filled cavity, warm-edge spacer and multi-chambered frame

Inside an Energyglaze casement window: double glazing, argon cavity, warm-edge spacer, weather seals and secure multi-chambered frame

Thermal comparison showing heat escaping through standard older glazing before, and less heat escaping after upgrading to Pilkington energiKare glazing

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✓ Casement, tilt & turn and sliding sash styles
✓ Energy-efficient double glazing
✓ Free survey — and honest advice if new glass alone would do

Prefer to talk? Call 01274 790650

FENSA Approved Installer · Reg. 44524 · HIP Dealer No. 002530

Request Your FREE Window Survey

Tell us what you’d like to improve and enter your postcode. We’ll call you shortly during opening hours to confirm survey availability in your area.

What would you like help with?

Approximate glazing age

Are you the homeowner?

Name

Telephone

Postcode

✓ Free and no obligation
✓ Honest advice on what your home actually needs
✓ We won’t recommend replacing suitable frames unnecessarily

We’ll use your details to respond to your request and arrange your free home glazing survey where available. See our Privacy Policy.

Sound familiar?

Is It Time for New Windows?

Sometimes new glass is enough. But when the frames themselves have reached the end of their life, complete replacement is the right answer.

Rotten, warped or damaged frames

If frames are rotting, warping or no longer close properly, replacing the glass alone won’t solve the problem.

Draughts and cold rooms

Gaps around old frames and tired seals can let warmth escape and make rooms uncomfortable.

Hard to open, close or lock

Worn hinges and locking mechanisms can affect both everyday use and the security of your home.

Our windows

Modern uPVC Windows, Professionally Installed

Built for comfort, security and low maintenance.

Whether you’re replacing single-glazed timber frames or outdated PVC units, we supply and fit double-glazed uPVC windows tailored to your home’s style.

✓ Casement windows
✓ Tilt and turn windows
✓ Vertical sliding sash windows

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Why choose new uPVC windows

Comfort, Security and Style

✓

Warmer rooms

Energy-efficient double glazing helps reduce heat loss and draughts.

✓

Quieter interiors

Modern double glazing helps reduce outside noise.

✓

Secure locking

Secure locking and robust frame construction for everyday peace of mind.

✓

Low maintenance

uPVC won’t rot, warp, peel or need repainting.

✓

Made to measure

Every window is made to fit your openings and suit your property.

✓

Choice of styles & colours

A range of frame styles and colours to complement your home.

Before you replace

Frames Still in Good Condition?

If your frames are sound and only the glass has misted or aged, replacing the sealed units with Pilkington energiKare™ glass may be all you need. We’ll tell you honestly at your free survey.

✓ Keep suitable frames
✓ Less disruption
✓ Upgrade to energy-efficient glass

Learn about glass replacement →

How it works

Three Simple Steps

Request your free survey

Fill in the short form or call us on 01274 790650. Enter your postcode so we can confirm survey availability in your area.

We call and arrange a convenient visit

We’ll call you shortly during opening hours to discuss what you’d like to improve and arrange a survey at a time that suits you.

We inspect and talk through your options

We measure up, look at your existing windows, explain our findings and talk through styles and options. If you decide you’d like to proceed, we can then provide the appropriate quotation and arrange installation. Qualifying installations are registered with FENSA.

REQUEST MY FREE WINDOW SURVEY

Installed by an Approved, Protected Installer

FENSA Approved Installer

Registration 44524

Why choose a FENSA Approved Installer? →

HIP Protection

10-year insurance-backed guarantee & deposit protection

Documentation and certificate provided through HIP, in line with our process.

HIP Dealer No. 002530

Learn more about your protection →

Pilkington glass

We install energy-efficient glass from a recognised manufacturer

What Our Customers Say

★★★★★

“We are beyond over the moon with the completion. They look great, just what we asked for. Fantastic communication and service from start to finish. Would highly recommend to friends and family.”

John Moore · Trustpilot

★★★★★

“I was very pleased with the windows I had replaced. They were very professional and polite and cleaned up after they finished the work. Highly recommend Energy Glaze Glass.”

Amanda Roberts · Trustpilot

★★★★★

“I have just had my new windows and doors installed and I am very happy with the work that has been carried out. Very professional from the first initial appointment to the final installation. The windows are great quality and look brilliant.”

Jessica Garrett · Trustpilot

Read our reviews on Trustpilot →

Replacement Window FAQs

Do I need new windows, or just new glass?

If your frames are in good condition and only the glass has misted or aged, replacing the sealed units may be all you need. If the frames are damaged or worn, complete replacement is usually the better option. We’ll advise honestly at your free survey.

What window styles do you offer?

We install uPVC casement windows, tilt and turn windows and vertical sliding sash windows, in a range of styles and colours.

Are your window installations FENSA registered?

Energyglaze Glass Ltd is a FENSA Approved Installer (Registration 44524). Qualifying replacement window installations are registered with FENSA.

Is my deposit protected?

As an approved HIP member, Energyglaze customers receive the appropriate deposit protection and 10-year insurance-backed guarantee documentation and certificate through HIP, in line with our process.

Is the survey free?

Yes. The survey is free, with no obligation to go ahead. If you decide you’d like to proceed afterwards, we’ll then provide a clear quotation.

Do you also replace doors?

Yes. We supply and install composite and uPVC front, back and side doors, and can quote for windows and doors together.

Ready for New Windows?

Request a free, no-obligation window survey and we’ll recommend the right solution for your home.

REQUEST MY FREE WINDOW SURVEY

Or call us on 01274 790650