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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.

TIMBER CASEMENT WINDOWS

Enfield Windows
Enfield Windows range of flush-fitting Timber casements are the perfect match for period and non-period properties. Traditional flush casement windows have great aesthetic merit and it is testament of the longevity of timber that so many survived much longer ...

Nordic Pine Window

Baskil Window Systems
The Nordic Pine window and door range uses modern methods of timber preservation to give this Scandinavian design the durability required for our climate. Naturally durable hardwood Laminated Pine profiles Preservative treated for increased durability Wide ra...

FlushSASH Windows

Whiteline
FlushSASH windows bring back the traditional timber appearance, with the sashes fitting flush into the frame. They are the first FlushSASH product to be manufactured with a 70mm PVCu outer frame profile and bring all the benefits of low maintenance, security,...

Bay Windows

Amber UPVC Windows
Our A+ rated Bay Windows will not only flood your home with natural light but will also provide you with a stylish external feature which will give an illusion of extra space. Our bay windows are essentially a collection of our casement windows which create ei...

Tilt & Turn Windows

Notaro Windows Ltd
These innovative windows allow you to open your double glazed windows without compromising on security. Tilt and Turn windows from Notaro Windows are easy to use and more secure than standard windows. For secure ventilation, just turn the handle and the windo...

Premium Plus Aluminium Windows

Duration Group
Our Premium Plus Aluminium Windows are our top of the range, BFRC certified aluminium windows. They are beautifully slim, highly energy efficient and environmentally friendly windows that achieve an 'A' rating in energy efficiency. They have been certified to ...

BXP P2 Natural Pine, Laminated Double Glazed Fixed Shut L-Shape Combination Window

FAKRO
- Fixed Shut Sash - External aluminium colour reference RAL7022 - Natural Pine wood frame - Internal finish 2 layers of clear lacquer - Glass construction 4H-Tg15Ar-33.2mm overall thickness of 26mm with an anti-burglary class of laminate 33.2 (class p2a) ...

Dormer - Dormer Windows

Stormking Plastics
The Stormking GRP Dormer window roof, offers the builder alternatives to traditional building materials with a product that is lightweight, quick to install and virtually maintenance free and with BBA accreditation, give the builder whole life cost savings. T...

Heritage Windows

Joedan Manufacturing UK Ltd
Here at Joedan Home Improvements, we understand the appeal wood holds for many homeowners. Beautiful to look at and conveying a natural feel of strength and reliability, many people also want wood because it is in-keeping with the look and styling of their hom...

Aluminium Sash Windows

Perfect Crystal Windows
The technical design of vertical sliding windows allows for single glazing, high-performance double or triple glazing with the application of perimeter gaskets using spring balances and pulleys. Meeting rails can incorporate many different gaskets and decorati...
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Did you know that the most common Type for products within the Windows category are Casement , Double Glazing and Triple glazing?'

REHAU HERITAGE

Rehau
Sympathetic in style yet innovative in design, the REHAU Heritage Vertical Slider presents a whole world of new opportunity in both the replacement and new build markets. The REHAU Heritage window system has been developed following extensive consultation with...

Stormproof Windows

Midland Conservatories
We have been making timber windows for 28 years.  Our current range of wooden casement windows are produced using the latest CNC machine technology for unrivalled accuracy & quality and are backed up by our comprehensive guarantees. Our Penkridge range of ...

REHAU TRITEC 60MM TILT AND TURN WINDOWS

Rehau
Chamfered sash and outer frame provide extremely slim sight-lines and enhanced aesthetic appeal. Inward opening for effective fire escape, easy cleaning and where restricted space outside makes outward opening hazardous. Full range of supplementary profiles av...

BVP P2 Natural Pine, Laminated Double Glazed Tilt Only L-Shape Combination Window

FAKRO
Tilt Only Window, External aluminium colour reference RAL7022. Natural Pine wood frame. Internal finish 2 layers of clear lacquer. Top handled. Glass construction 4H-Tg15Ar-33.2mm overall thickness of 26mm with an anti-burglary class of laminate 33.2 (class p2...

Alitherm 47

Smart Systems
Applications: Fixed lights . Open out windows . Internally or externally beaded windows. Materials: Aluminium: ALMgSi 0.5 Type 6060/6063 T5 in condition F22 (according to NBN P21-001 and DIN 1725). Sealings: E.P.D.M according to DIN 7863, TV110 NFP...

Homelight - Casement Windows

Crittall Windows
Crittall Homelight windows are designed for applications where smaller typical sizes do not require the weight or depth of the Corporate 2000, Corporate W20 or Berkeley sections. Homelight windows provide maximum daylight, as their design allows the incorpora...

Heritage Sliding Sash Window

Baskil Window Systems
We have developed a timber vertical sliding sash window which is ideal either for the protected building where planning requires it or for the new build where traditional elegance is sought. The window marries the style and elegance of this timeless design to ...

Wooden Sliding Sash Windows

Sashed
Sashed offer a range of sash window styles (profiles). Each sliding sash window is made to your individual needs. We can create any design or pattern, allowing you to have either wonderfully modern windows or reproduction windows to retain the period look of y...

Continental Aluminium Folding Windows

Duration Group
These aluminium folding windows use the same tried and trusted system that we use for our excellent continental folding doors. With widths up to 6 metres, when open they can leave around a 90% clear opening. There are lots of opening styles such as all panels ...

Alitherm 700

Smart Systems
Alitherm 700 is an innovative solution for enhanced natural ventilation. The system allows for a balanced, effective airflow whilst maintaining security and safety. The system can also be either a side or top hung casement, or top swing reversible window. A...
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Did you know that the Thickness for products within the Windows category, can range from 4 mm to 100 mm and the average is 40 mm?

SAS Ali VU Casement Window System

Senior Architectural Systems Ltd (SAS)
Ali VU is a super slimline aluminium window with a polyamide thermal break giving impressive thermal efficiency. Available with a host of design options, Ali VU’s strong super slim frame has a depth of just 38mm (fixed light) or 66mm with standard vent and i...