Cortizo Casement Windows
Sleek, secure, and built to perform, Cortizo Casement Windows offer a modern aluminium profile with slim sightlines and excellent thermal insulation. Designed for versatility and durability, they’re ideal for both residential and commercial projects where style and efficiency matter.
Description
Just like with our other sliding door systems, the new triple track 24 can also come in multiple configurations to seamlessly fit with a variety of home sizes and requirements.
The 2, 3, and 4 pane options are all PAS24 certified providing homeowners total peace of mind no matter the size of the opening required.The slim frames and A+ rated energy efficiency, alongside the low threshold make our triple track doors ideal for homeowners in need of a wide open space leading to a patio, garden, or to split a large interior space in two.
Their high levels of weather performance and security let them truly open up a space to natural light and beautiful views, without compromising the safety or structural integrity of the property.
Technical Data
30+ Colourways from Stock
Beautiful authentic woodgrain finishes
10 year manufacturer’s guarantee
Matching ancillaries, trims and accessories
Extremely durable
True aluminium alternatives
Available from stock*
Test Centre
» Transmittance
Uw ≥ 0.9 (W/m2K)
Consult maximum weight and dimensions according to typologies
» Acoustic insulation
Rw up to 45 dB
» Air permeability
(EN 12207) Class 4
» Water tightness
(EN 12208) Class E1200
» Wind resistance
(EN 12210) Class CE2400
» Security test PAS24
Passed
Reference test 1.44 x 1.33 m / 1 sash + 1 fixed lightSecurity test: Reference test 1.44 x 1.33 m / 1 sash + 1 fixed light











