If you want to get a quote for one of our products there are several options available to you:
Please be aware that we need quotation requests in writing and cannot provide prices over the phone. If you require a Trade Price we need a company letter head or purchase order.
In order to process your quotation request and provide you with an accurate price, we require the following information (click here to see an example of the information we need):
Please note: All of our products are bespoke and made-to-measure, to your exact specifications.
For more help and advice on specifying or pricing our products please call us on (01268) 681612.
Our Premium aluminium windows offer high performance, security and slim-lines. They are very thermally efficient windows, with many styles and designs to suit any home.
These windows are now even better with most frame and vent combinations being A Rated, and are at a much reduced cost. Visit us and see for yourself.
Friction hinges provide added security over traditional hinges and allow the window to be held open in any given position. They also move across the window to allow for easy cleaning of your windows from inside.
Our windows can be fitted with modern industry standard friction hinges, egress friction hinges for fire escape windows, or restrictor friction hinges for safety.
Our products are all painted with a hardwearing polyester powdercoat paint, the paint is built to last and baked onto the aluminium.
Our Premium aluminium windows are available in a standard white, black, brown, dark grey, dove grey and cream. You can also have you window painted in dual colour or any of over 200 single or dual RAL colour finishes.
Using the natural strength of aluminium these windows are made to be nice and slim. As a result this window system provides more glass area and less frame, maximising light and solar gain into the property.
This window system can achieve sight-lines on fixed lites of 43mm and sight-lines on openers of 65mm.
These windows come with a high security multi-point Trojan shootbolt lock, which also helps provide excellent compression.
They are largely stainless steel in construction for strength & ultimate corrosion resistance. The lock consists of multiple espag locks with shootbolts top & bottom, providing increased security & tested to the equivalent of PAS 24 (BS 7950) for enhanced security.
These windows are available with a variety of different outerframes, including a standard direct fix, ovolo, odd leg, equal leg and a square direct fix frame and provide a variety of options for different applications.
This versatility means that this window system can be fitted into existing or new timber frames, or directly to the brick work.
For your windows you can have either double glazed or triple glazed sealed units and choose between a wide range of different glass designs & glass options. You can have standard clear glass, square / diamond leads, georgian grills, astragal bars, patterned / decorative glass, obscure or textured glass.
Other options include self cleaning glass, solar control glass and laminated safety glass.
There is a selection of handles available for your windows, which are available in a variety of colours. With modern and period handles, to suit traditional or contemporary properties.
These options include industry standard espag handles, basic cockspur handles and our Chelton handle range. The Chelton handle range consists of a modern Slim-line, an Art Deco and a classic Monkey Tail handle.
These windows use some of the latest technology, such as an extra wide in-line plyamide thermal break & argon gas, to achieve window energy ratings (WER) as high as ‘A’ and U-values as low as 1.3 W/M²K.
Our standard double glazed sealed unit for these windows is Planitherm Total+, with a warm edge spacerbar & centre pane U-value of 1.2 W/M²K, they exceed the Building Regs.
These exceptional windows provide the very best in performance:
|Overall U-Value:||1.6 W/M²K|
|Air Permeability:||600 Pa|
|Water Tightness:||600 Pa|
|Wind Resistance:||2400 Pa|
There are a variety of internal and externally beaded vents, which can be top hung, side hung or even bottom hung. They provide a variety of attractive style window options, to achieve contemporary or period appearances, so there is something to suit any home.
This includes a modern flat vent, a chamfered vent, a feature vent and a classic steel window style stepped vent.
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 have achieved this rating with a double glazed sealed unit. These excellent quality, high efficiency windows could save you up to 10% on your heating bills.Read More...
These windows are an upgrade of our Premium window system using only the slim internally glazed flat vent and the three slim outerframe options. The slim sight-lines optimise solar gain and when used in conjunction with 90% argon gas filled, soft coat low-e (Low Iron) glass it can achieve excellent thermal values and energy efficiency. You can also have our chelton vent with chelton handle as an A-Rated window, but these require triple glazing for an A rating.
For our Premium Plus Aluminium Windows we offer industry standard Espag handles, or with our Chelton Vent (AW675) you have any of the handles from our Chelton® Handle Range. A comprehensive selection of handles that aims to meet the needs of any home. The Chelton handles are all our own designs and are currently exclusive to Duration Windows. The Chelton® Handle Range includes, a period Monkey Tail handle, an art deco steel window handle and our contemporary slim-line handle.
Friction hinges are the industry standard window hinge, and remains open by means of friction in the hinge. The clever design of the hinge allows you to keep your window open in any given position without the need for a old fashioned Peg & Stay. Max Opening Angle 50° - 80°
Egress Easy Clean hinges are fire escape hinges, which allow windows of over 350mm wide to comply to Part B (for fire safety) of the Building Regs. They can also slide across to enable cleaning of the outside glass, as with standard friction hinges. Max Opening Angle 90°
Restrictor hinges are safty hinges that provide a restricted opening of between 7° - 16° depending on the size of the opening, allowing for ventilation, while protecting against accidental falling. You can release and fully open the window for cleaning. Max Opening Angle 37.5° - 50°
Our patented Chelton Secure™ Locking handle will give your windows the strength of steel and the best security available. The Chelton® handle actuates the modern multi-point locking - securing the window on up to three sides with six plus locking points. When combined with sash jammers, to secure the hinge edge, you get all round window security.
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