Aluminium
Aluminium Casement Windows
Our aluminium casement windows from Cortizo combine slim profiles with maximum glass area, flooding your home with natural light. Available in a range of configurations including top-hung, side-hung and fixed, with thermally broken profiles for excellent energy efficiency.
Features & Benefits
Slim Profiles
Maximise glass area for more natural light and better views
A-Rated Energy Efficiency
Thermally broken profiles with argon-filled double or triple glazing
Any RAL Colour
Powder-coated in any colour from the RAL Classic range, inside and out
Low Maintenance
Aluminium doesn't warp, rot or fade — just wipe clean
Secure
Multi-point espagnolette locking as standard
40+ Year Lifespan
Outlasts uPVC and timber alternatives significantly
Our Installations
Technical Specifications
Frequently Asked Questions
What casement window systems do you install?
We install the Cortizo COR-60 with 60mm thermally broken profiles and the Schuco AWS 75 SI achieving U-values as low as 0.9 W/m²K. Tilt-and-turn options are also available. Every installation is FENSA registered with a CPA insurance-backed guarantee.
How much do aluminium casement windows cost?
From around £400 per window installed, depending on size and specification. We provide free quotes for every project.
Are aluminium windows energy efficient?
Yes — the Schuco AWS 75 SI achieves U-values from 0.9 W/m²K, and the Cortizo COR-60 delivers A-rated energy performance with thermally broken profiles.
What colours are available?
Any colour from the full RAL Classic range. Dual-colour options available (different inside and outside).
What guarantees come with your aluminium windows?
All installations are FENSA registered and include a 10-year CPA insurance-backed guarantee, plus manufacturer warranties from Cortizo or Schuco.
More Aluminium Products
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