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Search over 1000 windows on SpecifiedBy, from leading Windows manufacturers including; Olsen Windows & Doors, Aluk and NorDan UK.

You can refine your search further by sub-categories of Windows, such as Casement Windows, Vertical Sliding Windows and Tilt & Turn.

Important criteria to consider when specifying Windows include; Features, Colours and Certifications.

Fibreglass Clad Wood Casement Window

Marvin Architectural
If you are looking for a high performance, sustainable and low maintenance window that enhances the look and value of your home, look no further than the Marvin Fibreglass Clad Wood Casement window. This window is remarkably engineered. The fibreglass low main...

Lipped casement – stormproof windows

Clearwood Windows and Doors Ltd
Lipped Casement Windows are the most widely used window design in England. They include a casement that slightly overlaps the face of the frame when closed, this design may offer additional protection against the elements in areas of extreme exposure, hence be...

REHAU TRITEC 60MM PIVOT WINDOWS

Rehau
Ideal window for high rise applications. Slim sight-lines to match timber. All style combinations available: pivot window with fixed light tilt and turns and casement windows. Choice of outer frame widths to match sight-line requirements or building detail wit...

Symphony - Vertical Sliding Windows

John Knight Glass
Symphony is our top of the range UPVC sash window and probably the best currently available on the market. With an unrivalled specification featuring the best of the best, it is no surprise that virtually every optional extra you may wish for is fitted as sta...

Period™ Box Sash

Privett Timber Windows
The character and feel of Period™ Box sash window represents the simple grace of English sash windows progressively developed from early use by Wren in late 17th Century, through their peak of elegance in the late Georgian period and in common usage by the V...

Replacement Windows

Joedan Manufacturing UK Ltd
Joedan manufacture, supply and install UPVC & aluminium windows in Gloucestershire and the surrounding counties. There are many reasons why new replacement windows make such a great addition to your home. Using modern, durable, energy efficient materials, new ...

Woodgrain Windows

Joedan Manufacturing UK Ltd
Even if you already have a very good idea about what you’re after, there’s still plenty to consider such as a whether you’d prefer a textured woodgrain or a smooth surface finish, and whether you want the same colour on both sides of the frames, or diffe...

Sliding Sash

Midland Conservatories
Our traditional Timber Sliding Sash Window is available in a range of glazing options to suit local requirements, with the option of spring balances or traditional weights and pulleys. Made on our state of the art CNC machine to ensure the sashes are perfe...

Vertical Sliding Sash Windows

McMullan & O'Donnell Ltd
The traditional timber sliding sash window brings a number of problems. So it was no surprise that many saw the replacement of timber sliding sash windows with new PVC-u versions as an easy choice. It took the latest computer aided 3D design systems, plus cons...

STORMSURE TIMBER CASEMENT WINDOW

JELD-WEN UK Ltd
Our wide range of Stormsure standard casement windows includes shapes and sizes to fit almost any home. Bays, bar design options and designer styles are available for individual projects – if you want an arched head or even a triangular window, we’ve got ...
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Did you know that the most common Optional Extras for products within the Windows category are Laminated Safety (6.4mm) , Laminated Security (6.8mm) and Obscure & Coloured?'

Double Glazed W30 Steel Range: Energy Efficient Windows

Cotswold Casement Co
Our energy efficient range of windows are commonly referred to through the industry as the W30 Steel Windows Range . These are the latest specification of windows which comply to all current Part L building regulations and carry an energy rating of B. With ou...

Sash Windows

Zenith Staybrite Ltd
Zenith have the perfect solution with contemporary, double glazed uPVC sash windows that combine classic character with contemporary construction. Tailor Made Our expert consultants, surveyors, and craftsmen will tailor make your new sash windows for a prec...

Period™ Spring Sash

Privett Timber Windows
Spring-balanced sash windows combine all the period features of our Period™ Box sash windows with high-performance and security elements. Pre-tensioned spring balances in place of lead weights offer the perfect solution to extensions and traditional newbuil...

Security windows

Shield Security Doors Ltd
As well as our range of security doors, Shield designs and manufactures other security home furnishings including security windows. Your home is only as secure as all its most vulnerable points after all, so we have expanded our remit to ensure that every poin...

Outward Opening Timber Windows

Nordica UK Ltd
Outward opening Nordica Flush Casement Timber Window is a range of casement windows designed to a Scandinavian frame profile with slim attractive sightlines. All Flush Casement Timber products are externally beaded, using hidden nailing, with a drained and ven...

Eurologik Casement

Quantum Windows
Quantum's Eurologik PVC-u windows combine enhanced aesthetics, energy-efficiency and performance ideally suited for new-build or replacement window and door installations. Manufactured from both ovolo or chamfered profiles suites, in a wide range of colours, ...

uPVC Windows

Amber UPVC Windows
Our A+ rated Casement Windows are ideal for every style of home, so it will come as no surprise that they are our best-selling style of window. Each window is individually designed to your requirements and is available in a range of colours and glazing options...

Quality Casement Windows

Joedan Manufacturing UK Ltd
Windows are one of the biggest culprits when it comes to your home losing heat. As such, the installation of quality, durable, energy efficient windows is one of the most effective ways you can better insulate your home. This, combined with an increased awaren...

SPIRAL BALANCED TIMBER SASH WINDOWS

Masterframe Windows Ltd
Our installers can offer solid timber spiral balanced sash windows crafted from oak, other hardwoods or softwood. Solid timber is susceptible to twisting and movement, which is why we use only high performance timber to minimise the risk of warping. Our precis...

KBE 76 centre seal system AluClip Pro

KBE
KBE 76 AluClip Pro combines aesthetics with thermal insulation. A highly elegant cover of aluminium is attached to the PVC-U window profiles. This connection of PVC-U and aluminium utilises the advantages of both materials without limitation. PVC-U has long b...
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Did you know that the Water Tightness for products within the Windows category, can range from 50 Pa to 1500 Pa and the average is 576 Pa?

Softline XL

BB Bertrand Windows and Doors
SOFTLINE XL Window. Softline XL window system, which is deepened up to 78 mm, is characterised by classic solutions, modern form and intrinsic beauty of wood. Thanks to their rounded edges and gentle shapes we gave our windows aesthetic design also improving t...