Duraflex - Versatile and elegant

Our comprehensive Duraflex window, door and conservatory range is designed to suit any style of architecture.

What’s more, we can tailor-make designs to reflect your personal taste and needs.
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Relax in a home that’s warmer and quieter. Our well insulated frames, quality double glazing, weather tight seals and multi chambered profiles ensure that heat loss is kept to a minimum.

Where noise is an issue, the thermal insulation properties of PVCu and our unique Q-Lon gasket will help to minimise any disturbance from the world outside. Meaning that your windows will stand the test of time.

Our Duraflex windows are popular not just for their durability or design, but because of their wide scope of potential designs and options for your home. Whether it’s a mock horn, Georgian bar, or one of the many colour foils we offer, you’ll be able to find the perfect window for your home.
No matter what style of property, we can offer you a design of window to complement the architecture. From the simplest casement window to the grandest Victorian bay, we can create both traditional and individual looks for your home. ​
Call Fenestra today to book your free, no obligation consultation and find out how our Duraflex range can work in your home.

Quality as Standard

Here at Fenestra, we’re passionate about quality, our standards are high. Duraflex is our most popular make of window, probably because they select only the best materials and components to create their products. Their products are manufactured using material produced under the latest British standards. PVCu has now achieved a Green Guide A rating, reinforcing the material’s place in sustainable construction.

All the benefits of new PVCu

QUALITY, ACCREDITED PRODUCTS The Duraflex range is manufactured to the highest quality standards and are at the forefront of innovation.

ENERGY EFFICIENT Save energy, save money and reduce your carbon footprint with our high performance, energy rated windows and doors.

STUNNING AESTHETICS With a huge range of styles, designs and colour options to choose from, transform your home with Duraflex.

MANUFACTURED IN THE UK All Duraflex products are designed and manufactured at our purpose built facility in Tewkesbury, Gloucestershire.

WEATHER PERFORMANCE All Duraflex profile uses the World's best weatherseal gasket - Q-lon - to deliver advanced weathering performance.
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ECO FRIENDLY MANUFACTURE Rest assured, all Duraflex uPVC profile is 100% lead free and instead manufactured using a calcium organic alternative.

Exclusive designs to compliment every home

The doors and windows you choose have a major influence on the look and character of your home. Choose a finish that makes your home feel like it's yours.

Our comprehensive range of products are available in a range of finishes – brilliant white, mahogany, rosewood and golden oak.

Woodgrain on white achieves the look of traditional hardwood frames on the outside and brilliant white frames on the inside.

Door and window furniture create a great first impression with our stylish selection of door accessories. From pad handles to scroll handles in a choice of colours including chrome, gold and black. These can be combined with matching letter plates, numbers and knockers. Our door furniture is available in gold, white, black and chrome; enabling you to select what best suits your home and personal taste.
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​Finishes A variety of finishes are available to complement your home including white, woodgrain and a range of solid colours.

Market leading Design features and Performance

● Bright or warm white ● Large, intermediate and slim frames ● Steel reinforcing or thermal inserts ●  Kenrick shootbolt locking with opposing central 'claws' ●  Window Widget bay parts ● Q-lon gasket ● Clean and rap service available ●  Run-through horn mock sash window ● Feature grooved with flush finished reverse butt weld ● Grooved V welds with polished reverse butt welds on all white frames ● Flush knife finish on foils ● All beads scribed ● 8 standard colours available on Sculptured ● Two astragal bar options available.