Decalu94 Windows Supply
We know how popular aluminium is. That’s why we provide profiles like the Decalu94 windows. The sculptured profile of Decalu94 windows was created to imitate natural wood frames. That way, you don’t have to choose between traditional designs and premium thermal efficiency.
Speak with our Nottingham team for more information on our trade and commercial supply.

01
Thermal Insulation
For double glazing we offer U values as low as 1.1 W/m2K. With triple glazing we offer U-values as low as 0.6 W/m2K.
02
Acoustic Insulation
The Decalu94 provides acoustic insulation to RW 47 (-1 ; -2). This is a benefit to both commercial and residential applications.
03
Window Styles
The Decalu94 frame and sash are flush with the exterior and surface mounted to the interior.
04
Glazing Thickness
Glazing can influence noise and thermal insulation. Choose between glazing thickness of 12mm – 71mm.
05
Weather Tested
The Decalu94 windows are weather tested to:
Air Permeability
Class 4
Watertightness
E2250
Wind Resistance
Class C5
Sustainability is Important
At FastFrame, sustainability is of paramount importance in our business model. That means redefining not only our process, but our products.
FastFrame works exclusively with recyclable materials. After investing millions in recycling plants, all of Deceuninck’s PVCu products can be easily recycled.
As the market changes and adapts, we are beginning to see demands for more sustainable products from homeowners and project managers alike. Additionally, advancements in efficiency have been driving changes to previous industry standards.
Get in touch with us if you’re interested in using our future-proof products.

Technical & Testing Coverage on Products
In addition to meeting all applicable regulations, FastFrame subjects its wares to extensive in-house testing to guarantee they live up to the company’s high quality standards.
When creating Decalu94 windows, we pay meticulous attention to every little detail, guaranteeing their safety and durability against the elements.
Keep reading to find out the results of our tests on Decalu94windows.
Choosing FastFrame
Here at FastFrame, environmental responsibility is one of our top priorities. With aluminium profiles like the Decalu94, you’re choosing a material that’s almost endlessly recyclable. Don’t just choose the right supplier. Choose the right materials for your next project.
The government is increasingly strengthening laws concerning recyclable materials and minimising waste in building. By planning ahead, you can make sure your projects can withstand the expected increase in regulations.
Through our extensive knowledge of the products we provide from aluminium to PVCu, we have established trustworthy relationships with our clients.
If you’re an architect, builder, or general contractor and you’re interested in finding out more about the Decalu94, get in touch with us right away.
Deceuninck Aluminium Brochure


Decalu94 Window Colours
Look through our brochures to learn more about our Smart colours for the Decalu94. These colours can match our PVCu products. In addition to contemporary colours, the Decalu94 windows are available in any RAL colour.
















Our Latest Projects
Read more about our latest projects which include our Decalu94 windows.
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Frequently Asked Questions
Do you install Decalu94 windows?
No, we are a supply only company that sells to trade and commercial enterprises.
Where do you deliver?
We deliver nationally. Get in touch with our Nottingham office to learn more about delivery fees.
How long are the lead times for RAL colours?
We pride ourselves on quick turnaround based on our stock of available colours. However, RAL colours can add two weeks to our lead times. Get in touch with our Nottingham office to find out more about our lead times for Decalu94 windows.
Do you recycle Decalu94 windows?
FastFrame doesn’t recycle Decalu94 windows, however, if you get in touch with our Nottingham office, we can help you find somewhere to recycle your aluminium windows.
What other aluminium products do you offer?
We provide other aluminium products like the Decalu88 windows, the Decalu110 steel windows, along with the Decalu88 doors, Decalu88 bifolding doors, and the Decalu163 Sliding doors.
What’s the biggest difference between the Decalu94 and the Decalu110?
These two window systems are very similar since they both use aluminium profiles. However, aesthetically they vary widely. The Decalu94 is made to replicate wood frames, while the Decalu110 imitates steel windows, creating a bulky look compared to the sculptured style of the Decalu94.