CERTASS

GHW Windows are members of CERTASS, CERTASS is a Competent Person Scheme gives installers the chance to self-certify their work and ensure it complies with all the local Building Regulations. This means they can work on your home without the need for an inspection from local authorities, saving both time and money.

These schemes help tradespeople prove their ability to do work, and consequently drive up the standards of the building industry as a whole.

GGF

As a member of the Glass and Glazing Federation (GGF), as a business we have been recognised for our commitment to providing high quality installations within the glass and glazing sector.

GGF are the major authority, promoting best practice and sets the highest technical and health and safety standards across the industry. The GGF is a government recognised authority and is influential in the new standards and regulations such as the  Building Regulations 2022. This ensures homeowners across the UK are protected and up to date with the latest home renovation techniques.

TGAS

The Glazing Arbitration Scheme (TGAS) is an independent ADR (alternative dispute resolution) scheme and the primary ADR for the Glass & glazing industry. As a member of TGAS in the unlikely event that you the consumer are unsatisfied with the service provided, TGAS will step in as a fair and impartial arbitrator to evaluate the case without the need for lawyers or face to face meetings. This allows for a cost and time effective solution for all parties involved.

QANW

Great Harwood Windows is a business with a Quality Assured National Warranties (QANW) backing. A fully regulated insurance provider, ensuring that insurance products are delivered every time to provide homeowners across the UK with peace of mind when considering their home renovation projects including, double glazing, conservatories, windows, doors and roofline products.

Trustmark registered

Being registered members of Trustmark, we have demonstrated our continuous commitment to delivering the highest standards of customer service, trading practise and technical ability.
Being the only Government Endorsed Quality Scheme in the UK, you can rest assured you’re in competent hands with a Trustmark registered business. Any business given Trustmark approval has been thoroughly vetted and monitored to ensure they maintain the necessary standards in technical competence, trading practise and customer service so that homeowners can make informed decisions without bias.

external view of a house with a garage and black composite front door

Find out more about our fully accredited glazing products

Accreditations help to give homeowners peace of mind that they are working with a professional and reputable company. Click on the links below to find out more about our range of fully accredited glazing products.

Composite door vs aluminium doors

Spitfire aluminium doors

Conservatory roof replacements

Full house installation with flush sash windows

“A very professional family business they have now done 2 different installations for me and they do what they say on time with great products and the installation engineer was really helpful and knowledgeable, they even took all the old windows and doors away. Well done it’s great to find an excellent family business. 5 stars 🌟 “

Mr Carter - Clayton Le Dale

December 18, 2024

“I would just like to thank the fitter for doing an excellent job and being very polite and professional.”

Mr Horsfield - Accrington

December 17, 2024

“A prompt and efficient service. The fitter had a good attention to detail noticing a flaw in the glass and arranged a refit. A fabulous service.”

Mr Smith - Accrington

December 6, 2024

“We are extremely happy with the new roof, the immediate difference both visually and warmth wise is outstanding.

The comments from family and friends has been nothing but very positive.

Please convey our sincere thanks to all the different teams/individuals that have worked on our project from start to finish, the standard of work has been of the highest quality. Everyone has also been extremely polite, and respectful of working in someone elses home. At the end of each day or on completion of their work, our home has always been left in a clean and tidy state.

We would definitely recommend GHW Windows.”

Mr Hodds - Clitheroe

November 29, 2024

“Work done was very satisfactory, They were helpful , respectful and have good aftersales service.”

Mr & Mrs Talbot-Smith - Blackburn

October 31, 2024

“GHW Windows fitted new front . Advice given when deciding on choice of door. Communication good and door fitted efficiently without any problems. Very pleased with door and GHW “

Mr Clarke - Great Harwood

August 30, 2024

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.