We and our vendors (0) use cookies and similar technologies to read, store, and write information on your device. Essential cookies are necessary for our site to work properly. With your consent, we and our vendors may also use non-essential cookies to improve user experience, personalize advertisements, and analyze website traffic. For these reasons, we may process your personal data (such as IP address or browsing and interaction data).

By clicking “Accept,” you agree to our website's data use as described in our “Cookie Policy.” You may change or withdraw your consent at any time by clicking the “Consent Preferences” link in the footer and accessing the categories, purposes, and vendors tabs.

Buy now, pay monthly with

Learn more

There are risks involved in taking out a loan and you should ensure you can make all payments on time and in full; failure to do so can lead to financial difficulties and have a negative impact on your credit score.

GHW 30 year logo
Windows, doors & more

Supplying and Installing a Huge Range of High Quality Home Improvements

An established team of dedicated industry professionals serving areas in and around the North West, Great Harwood Windows serve both homeowners and the trade with a range of high-quality windows, doors and conservatories. From crystal clear glass balustrades to smooth opening bifold doors, we place emphasis on providing unparalleled customer service and high-quality products every time.

Our Products

black aluminium bifold doors

Why Choose Great Harwood Windows?

We're committed to providing Lancashire homeowners with the highest quality service. Here are just a few ways we excel beyond the standards of other glazing installers.

Highly experienced teams with over 30 years trading

We value customer satisfaction above all else

Free no obligation quotes with no pressure selling

Fantastic trade support with free skip use

Highly trained dedicated installation teams

Experienced fitters with many years working in the industry

Efficient installation - usually 2-4 weeks from survey

All products are designed for maximum efficiency and energy saving

Get a Quote
Reducing energy costs

Quality home improvements with efficiency built in

All of our windows, doors and conservatories will ensure the highest possible standard of thermal performance. Achieving lower U-values, these products will help to reduce your energy bills while enhancing your home's aesthetic.

roof lantern in bedroom

Buy Online

black aluminium bifold doors
Buy Online

Three Pane Bifold Door

Three day delivery on stock items! The Great Harwood range of aluminium bifolds offer low threshold, slim sightlines and energy efficient glazing.

Trade Supply

Transdmen
Trade

Trade Supply

We supply a full range of home improvement products to installers across Lancashire. We also fantastic support for the trade including free skip use.

Commercial

Aluminium Curtain Walling
Commercial

Our Commercial Services

Since our establishment over 30 years ago, we’ve operated extensively within the commercial sector, collaborating with architects on the initial specification stages and throughout a huge variety of projects.

Downloads

Full house installation with flush sash windows

Downloads

Need more information? Feel free to browse our range of digital resources and brochures.

  • Full house installation with flush sash windows Buy Online
  • Full house installation with flush sash windows Trade Supply
  • Full house installation with flush sash windows Commercial
  • Full house installation with flush sash windows Downloads
Full house installation with flush sash windows

“We contacted GHW at the beginning of December to replace 5 Windows and 2 Doors one being a Patio door.The service we received was second to none and extremely professional it’s the second time we have used GHW .All the staff we dealt with were polite and friendly and very helpful but may we thank Cameron and Scott who worked for 3 Days in sub zero temperatures and did a truly Professional job faultless a credit to your Company we wouldn’t hesitate in recommending GHW to anyone there were also two more lads who spent a day at our house but didn’t get there names we can’t praise your company enough Thank you 5 Star”

Mrs Lancaster - Blackburn

January 13, 2025

Fully Accredited for Supply & Installation

All our customers will be able to enjoy complete peace of mind when opting for a service from Great Harwood Windows, providing a 10 year written insurance backed guarantee through QANW (Quality Assured National warranties). This, combined with approved installer status from the VEKA group and Certass schemes, along with up to 5 year’s guarantee on all parts and double glazed units means your project will always be in safe hands.

Certass LogoGGF LogoTSI Approved CodeTGAS Logomyglazing LogoQA LogoTrustmark LogoRed Rose Awards 2022 Finalist
map marker for great harwood windows
Get in Touch

Based in the heart of Lancashire

Situated in the very heart of Blackburn, we are readily capable of providing the people of East Lancashire and surrounding areas with a range of UPVC, composite and aluminium products. Whether for personal or trade purposes, realising your aspirations are only one step away with Great Harwood Windows team.