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Replacement Windows Essex - UPVC Windows In Essex

Add the touch of elegance your home so richly deserves
Replacement UPVC Windows Essex

Replacement Windows, perfect for your period property or your conservatory refurbishment

Expertly-designed windows add so much more than a gleaming finishing touch to your home. Security and energy-efficiency are vastly improved, which in turn help you save money on your heating bills.

With our A++ rated, double-glazed windows manufactured from industry-leading composite materials, you can also relax in the knowledge that they won’t distort or crack.

So whether you’re updating your period property, or you’d like to refresh your conservatory, we’ll help you find the perfect windows for your home.

Group 9
Casement Windows
Group 9
Vertical Sliding
Group 9
Flush Sash Windows
Group 9
Tilt & Turn Windows
Group 9
Bay & Bow Windows
Our window range come in three styles, sculptured, chamfered and flush, all can be viewed on our brochure page or in our showroom.
Greenoak Concept & Design has two preferred UPVC window system Liniar & Deceuninck which we believe are by far the leading window extrusion on the market to date.

Their chamber systems provides better insulation, strength and acoustic performance which is constructed and made from 100% lead free PVCu.

The bubble gasket gives an enhanced weather seal, which offers less chance of warmth escaping and no noisy drafts.

Both system has achieved a BFRC (British Fenestration Rating Council) window Energy rating of “A”, the highest achievable. Greenoak supply “A” Rated Argon gas filed double glassed units as standard, making our windows the most efficient on the market.

Greenoak Concept & Design

All windows come with

Bespoke service
with a genuine smile

Greenoak Concept & Design Ltd provide a comprehensive selection and installation service to ensure that your new double-glazed windows look as good as possible.
Taking direction from your vision, our dedicated team will guide you through all of the design options available to you and how they might fit into your home Once you are happy with your choice, Greenoak Concept & Design Ltd.’s expert fitting team delivers a seamless installation service, ensuring that you are 100% satisfied with your new double-glazed windows, both now and in the future.
The Greenoak Concept & Design Installations team actively work with some of the best systems companies and industry innovators to guarantee an impressive finished result every time. These include household names like Linair, Alumina, Korniche, Solidor, Hurst, Pilkinton, Masterdor and Ultraframe, delivering excellent efficiency, security, and style.

The perfect finish

Our standard white is a high gloss finish, making it easier to keep your new windows bright and white for years to come.

Many other systems have a matt, grainy finish, which the dirt will cling to, making it much harder to keep clean.

If white isn’t what you’re looking for, we have a wide range of colours and wood finishes, What about smooth cream or white woodgrain? The choice is yours…

Please Note: Actual colours may vary due to high res website pictures. For accurate colour selection please refer to foil swatches from Greenoak Concept & Design

We're trusted within our industry
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Our team are
ready and waiting
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Greenoak Concept & Design have been raising the standards for more than 10 years.

More about us: We’re an independent Essex-based specialists in high quality UPVC Windows, Doors, Tiled Conservatory Roofing, Wall Cladding, and Fascias, Soffits and Guttering.