The Longest Established Independent Window Company In Hull

We’re proud to be celebrating over 40 years’ of manufacturing and installing high quality PVC-u Windows, Doors and Conservatories throughout Kingston upon Hull and the East Riding region. Delivering unsurpassed levels of craftsmanship and customer service to discerning homeowners, local double-glazing installers and developers.

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An old stone home with new windows from Colfax

Deceuninck manufacturers in Yorkshire

We manufacture high-quality PVC-u Windows, Doors, and Conservatories in-house using industry-leading PVC-u profiles from Deceuninck. Tailoring our products to both homeowners and trade customers ensures our prices remain low and product performance stays high. We are constantly aiming to achieve higher standards in both manufacture and supply service.

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Hertswood Joinery – Our Sister Company

Timber is a natural insulator that absorbs and retains heat with ease. Other than PVC-u, wooden Doors offer the best performance in terms of thermal insulation. Utilising timber sourced from sustainble forests and able to achieve outstanding A+ energy ratings, our timber Doors are enhanced further with insulated glass units from leading glass merchants for complete peace of mind. Our range of Windows, Doors and Conservatories are also available in hardwood, softwood & Accoya; all manufactured and supplied by our sister company Hertswood Joinery. These products ranges are available to view in our showroom on Leads Road.

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A Customer home all fitted with new windows stained
Traditional Conservatory Installation

FENSA Registered Double Glazing Installers in the East Riding

We are proud to be a FENSA registered company. This allows us to offer greater protection when purchasing double glazing for your home and gives you absolute confidence that your new Windows and Doors fully comply with the latest Building Regulations, as well as local planning requirements.

For absolute peace of mind, we only employ our own installers and never subcontract to anyone else. This gives us complete control over the quality of work while increasing our team’s commitment to the project at hand.

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Inspirational home improvements at affordable prices

Over the years, we have proudly built up a reputation of delivering the wow factor to a variety of East Yorkshire homes, no matter the project size, property style or budget.

From manufacturing the products in-house right through to installation sign-off, our full-service offering meets and exceeds our customer’s high expectations time and time again. Along with a 10-year guarantee on all products, transforming your home (or your client’s home) has never been easier.

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White timber bay windows

Why Choose Colfax Windows?

Energy Efficiency Icon
A-Rated Energy Efficiency
10 Year Warrenty
Quality Guaranteed
40 Years of Trade
40 Years in Business
Anthracite Grey Bifold Doors

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    What Our Customers Say About Us

    Google Reviews

    Based on 28 Reviews

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    Susan Ashman

    May 28, 2021

    Had all windows and front door it is brilliant the two lads where great will let every one know how good it looks thanks Susan &Jan

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    Millie Crook

    May 28, 2021

    I’ve just had my windows and door done by Colfax and they have been great from start to finish. Shaun the fitter did a fantastic job and everyone at the office is always incredibly helpful on the phone. The men who came to measure and quote where also very helpful and honest. Thankyou.

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    Gina Whincup

    May 28, 2021

    Fantastic choice on display, staff polite but not pushy, prices very competitive,

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    Jack Lando

    May 28, 2021

    Good customer service very helpful

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    Ian Sturgess

    May 28, 2021

    Very good service through out.

    Visit our Hull Showroom

    Experience our extensive collection of windows, doors and glazed extensions for yourself with a visit to our Hull showroom on Leads Road. Open 7 days a week, a warm welcome, a relaxed environment and unmatched glazing industry knowledge await! From discussing a specific product to explaining our comprehensive finance offers in greater depth, our experts are here to help.

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    Map of Hull