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Welcome to ColdSeal Windows, Doors & Conservatories

Thankyou for visiting the new Coldseal Windows, Doors and Conservatories website, we hope you find the information you are looking for, if you need any assistance please use blue contact options to the right and we will be pleased to answer your questions. 

Here at Coldseal we supply and fit a beautiful range of uPVC and aluminium double glazing across the East Midlands Including Derby, Nottingham and Leicester. 

Excellent customer service is our top priority here at at Coldseal - our friendly team are always happy to help.We aim to offer a reliable, high-quality service at a cost-effective price.

Our philosophy is to fit our products once and fit it right, we also offer a comprehensive risk free guarantee.  

uPVC & Aluminium Double Glazing

As double glazing specialists, Coldseal Windows can offer you fantastic double glazing prices with no sacrifice to the high levels of quality you would expect.

We are a leading local double glazing installer in Derby, Nottingham & Leicester because we consistently give our customers the assurance of a high-quality result every time.

Whether you're looking for high-quality windows, doors or conservatories, or even roofline services - ColdSeal can offer you a high-quality service at a very competitive price.

Our top of the range, UK manufactured uPVC Liniar products are manufactured to the highest standard, with the promise of energy-efficiency, high security and fantastic aesthetics.

Put Coldseal Windows to the test and claim a free quotation for you next home improvements project. Call us on 01332 497497 for a fast and free quotation.

Coldseal Range of Home Improvement Solutions for Your Home

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Put Coldseal to the test and get your best price quotation now.

Replacement Windows

Our replacement window are a very popular option to invest in home improvements, higher security and energy savings are key in our customers purchasing decisions. Affordable quality and designed to achieve a wide range of configurations to suit any property type. Our replacement uPVC windows are installed with a comprehensive range of ancillaries available to cover all building applications. A huge choice of hardware options are available to compliment your installation and the high security SAC Shootbolt locking system is fitted as standard. Furthermore, our casement window can be specified to achieve A++ to C Rated energy performance options, with triple glazing upgrades also available.

Aluminium Bi-Fold Doors

Our aluminium bi-fold doors combine the very best materials with high performing double and triple glazed glass units for the complete energy efficient solution. Aluminium bi-fold doors have numerous configurations to suit your home and lifestyle needs, with a range of solid and combination colours. The suited hardware features the latest in security technology, and ease of use that makes the bi-fold doors the perfect fit for any home.

Comprehensive 10 Year Guarantee

The high quality of our double glazing products is reflected in the in the incredible manufacturer guarantee that you can receive. Feel safe with the knowledge that all of our uPVC and Aluminium Windows come complete with a ten-year guarantee.

Conservatory Refurbishment

With our unique conservatory roofs and expertise you’d be surprised how cost effective it is to have your conservatory roof replaced. One of the simplest options is to replace your roof with a new generation one and we would highly recommend the use of Ambience high performance roof glass. Conservatory roofs are generally harder to maintain, you can take advantage of technical developments such as self cleaning Glass

Patio Doors

Our slim In-Line sliding patio doors are the perfect space-saving solution for opening up the home. A popular product, our patio doors are available in 2, 3 and 4 leaf options and combine safety and security with lifestyle choice and space. Features include: fully welded and reinforced, internally glazed and fitted with multi-point locking as standard. Patio doors are available either fully glazed or fitted with a mid-rail, providing configuration options to suit most design requirements.

Free Quotations

Whether you choose great value double glazing or our highly energy efficient A++ triple glazing, our windows doors and conservatory up-graded are all made-to-measure, to keep your home warmer and help reduce energy bills. You can also rest assured your home is offered the highest level of protection with secure by design solutions. Claim your free quotation today and one of our local consultants will meet with you to discuss your project.

Composite Front Doors

All of the Coldseal stunning composite door designs can be specially styled into a handsome set of doors to make a fantastic entrance. Our Composite doors can be transformed into French doors or extremely practical stable door. There’s also the option to include matching side panels with your chosen door allowing you to create the perfect front door or back door for your home.