High quality UPVC Windows


All of our UPVC double glazed windows are manufactured using the industry-lead British Profile 22 System. This carries all the major quality accreditations, including British Standard Kitemark and British Board of Agreement (BBA) approval.


Just in time for christmas. Colney Windows and Doors are able to offer 10% OFF all home improvement quotes. From Windows and Doors to full porches and roof lanterns we are able to supply and fit before the big day. This amazing 10% OFF offer also applies to quotes which have been received in the past 6 months. Get in touch now to book your free visit from the Colney Windows and Doors team.


High quality UPVC Windows

We specify the leading Camden Group UPVC window frame system – 70mm Fully Sculptured.Camden Group have been in business since the concept of double glazing windows was first introduced into the UK back in the late 1970's. Our UPVC double glazing windows have developed considerably overtime to become the market leader it is today.. This system carries the leading technology and benefits of PVC-U double glazed windows whilst maintaining the aesthetics and characteristics of traditional timber frames windows.


Our UPVC window frames are fully welded, are internally glazed, carry stainless steel friction stays and are re-enforced with galvanised steel and RCM (Recycled Composite Material) in accordance with Camden Group recommendations. Our double glazed windows, triple glazed windows go through more internal quality checks than any other window and door fabricator nationally. Our fabrication methods and the resulting product has been tried and tested for the past 30 years.




Inliten products offer the highest standards in quality and performance. We are pleased to offer an exclusive 15 year performance guarantee on all Inliten profile and products, including white and foil laminate colours.


upvc window high quality manufacturing



For maximum thermal efficiency, select our high-performance triple glazed windows. Featuring Soft Coat Xtra glass and Argon gas fill, Inliten triple glazed windows achieve whole window U-values as low as 0.8 W/m 2 K.



Inliten products are strong and durable by design. Advanced locking systems are fitted to our all products, ensuring your home is kept safe and secure. Inliten products meet the requirements of ‘Secured by Design’.


upvc window locking system



Inliten products are thermally efficient by design; multichambers within the profile, combined with energy efficient glazing, reduces both heat loss and home heating bills. All Inliten double glazed casement windows achieve “A” ratings as standard.



Inliten products are fully sculptured, giving a shaped and curved appearance for extra character. Personalise your Inliten windows and doors with a traditional grain-effect foil, or a sleek and smooth spray-painted RAL colour finish.


upvc window high quality frame and glass



Inliten products have been designed to meet the sustainability demands of the current climate without compromising on quality or performance. Our advanced recycling and manufacturing process eliminates material wastage by up to 55 tonnes per week.


Colours, wood-effect finishes and decorative options

Available in a wide choice of colours and styles, our full range includes 19 finishes, all designed to meet the needs of modern, design-conscious homeowners.

Guaranteed not to crack, peel or fade, your doors will maintain their authentic looks with virtually no maintenance.

You can also select from an extensive range of patterned glass options.

upvc window frame colour options

Latest UPVC Window Projects


split design double glazed upvc bow windows

Custom UPVC White E-Glass Double Glazed Windows

February 2017


The bow windows to the front of their property were in need of replacing. The old windows had tired yellowing pvc frames...


double glazed upvc white windows

Ground flat in need of 5 new UPVC white Windows

January 2017


Customer on Hatfield Road, St Albans needed to replace all their original wooden framed windows due the window lock failing, the sealed units misting up and loss of heat...


tight budget sliding secondary units

UPVC Windows and Bi-folding doors bring restoration to life

May 2016


Colney helped our customer with a restoration project to bring this property back to life...



Transform the look of your home. Purchase new upvc windows for downstairs and receive free fitting on your upstairs windows.


UPVC Windows Gallery

Please see below a collection of UPVC Windows. Click on any image to enlarge.

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