Aluminium Windows
Sign Aluminium offers an extensive range of casement windows or and tilt-and-turn window options including the minimalist Decalu-88 Steel, and Decalu-110 New Steel options. With hidden drainage and available in our extensive colour palette, we define the character of buildings.
COLOUR OPTIONS
All our Decalu Aluminium Windows are custom made to each customers specification and has a wide range of RAL colour and finishes. The Windows are Hard wearing powder coated or anodised finishes which are guaranteed not to fade or discolour over time.
SECURITY
Decalu Windows are PAS24 Security compliant and include multi-point locking and Secured by Design cylinders which are anti-snap, anti-bump, anti-pick, anti-drill and anti-tamper proof and have a proven defence that is second to none.
LOW MAINTENANCE
Our Decalu Aluminium Windows require very little maintenance to retain their appearance and functionality. you can just wipe down the doors every now and again with a damp cloth and keep tracks free of debris to maintain your doors.
Aluminium Windows Features
ENERGY EFFICIENT ALUMINIUM WINDOWS
- Contemporary thermally efficient system aluminium curtain walling system
- Acoustic value, EN20140-3:1999, RW 47(-1;-2)
- Ultra-energy efficient with u-values of as low as .81W /m2k triple-glazed
- Advanced acoustic performance with RW 47rating
- Marine grade as standard
- Watertightness, NBN EN12208, E2250
- Wind resistance, NBN 12210, Class C5
- Available in any single or dual RAL colour option, or textured and metallic finishes.
- U-values as low as 0.81W /m2k triple-glazed making it Part L & Future Homes ready
- U-values as low as 1.11W/m2k double-glazed making it Part L & Future Homes ready
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What our Customers Have to Say...
Our Customers Love the Work we have carried out for them, see what they have to say
We had out some Aluminium Windows fitted into the back of our house to open up the space, Love them, thank you for sorting these for us.
Mary CochellaAluminium Windows 
We needed to open up the space where our Old Timber Windows were, Sign helped us design the best configuration and fitted our new Aluminium Windows.
Andrew TateAluminium Windows
Sign's Service was Outstanding from Sales to Installation, would highly recommend anyone in need of Aluminium Windows & Bi-Folding Doors.
Jacob RichardsBi-Folding Doors & Windows
I was in urgent need of some replacement Windows due to being letting down by our builder, Sign made our new windows happen and it's now warmer than ever. Thanks
Sophia MartinAluminium Windows