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tag:At Direct Trade Windows, we use the COR 70 Hidden Sash model from Cortizo to offer tilt & turn windows that combine expert functionality with ease of operation.
With a hidden sash design to hide hardware in a chic slim frame, tilt & turn windows are a great choice for modern or traditional stylings, with our committed in-house team happy to install them in both residential and commercial spaces.
Our tilt & turn windows offer:
Trusted manufacturers since 2000
Professional Installer Network
Quick Supply
Made in the UK
Exceptional Quality Control
Knowledgeable Family Run Business
Bespoke Complex Products Fabricated
The COR 70 Hidden Sash Window from Cortizo has a sightline of just 66mm and includes the Arch Invisible handle, hidden hinges, and drainage system. Any element that disrupts the visual balance of the window is eliminated, minimising the aesthetic impact of the window mechanisms, creating a sleek, modern and artistic effect.
Smart Alitherm Heritage Tilt & Turn Windows provide the ideal solution for heritage applications such as large-scale building renovations and large-scale replica refurbishment projects where planning constraints need to be considered.
These windows are designed to be built as a series of horizontal modules which can be stacked using horizontal couples to form a multi-part window featuring a specially designed drip bar between modules.
Window Energy ‘B’ rating
U-value of 1.5 W/m²K
Document L compliant
Designed as a direct replacement for steel windows
Cortizo COR 70 Hidden Sash
Standard Solution
Width (L) 1,300 mm
Height (H) 2,400 mm
HD Hinges (Side Hung)
Width (L) 1,200 mm
Height (H) 3,500 mm
Maximum sash weight
160 kg
Consult maximum weight and dimensions according to typologies.
Finishes
Possibility of dual colour systems
Colour powder coating (RAL, mottled and rough)
Wood effect powder coating
Anti-bacterial powder coating
Anodised
Smart Alitherm Heritage Tilt & Turn Windows
Colours
Pure White RAL-9010
Matt White
Matt Brown
Jet Black RAL-9005
Grey
Gloss White
Gloss Off White
Dark Red
Dark Grey
Dark Green
Dark Brown
Dark Blue
Cream
Black
Anthracite Grey RAL-7016
Airforce Grey
Glass Options
Unglazed
Standard Self Clean
Standard Tough
Solar Control
Self Cleaning
Self Clean Solar Control
Satin Obscure
Laminated Security
Downloads
Gallery
Explore common questions about our Tilt & Turn Windows, a versatile window choice that combines expert functionality with chic aesthetics. Learn how these windows offer security, ventilation, and custom finishes for both modern and traditional spaces.
Request a Free Quote for Tilt & Turn WindowsTilt & Turn Windows are a versatile window design that can be installed in both residential and commercial spaces. They offer expert functionality, improved ventilation, and custom finishes.
The COR 70 Hidden Sash Window features a hidden sash design with a slim frame, concealed hinges, drainage, and handle. It maximises glazing surface, eliminates visual disruptions, and offers a sleek, modern aesthetic.
Smart Alitherm Heritage Tilt & Turn Windows are ideal for heritage applications, with a U-value of 1.5 W/m²K, making them energy-efficient. They are designed as a direct replacement for steel windows, meeting Document L compliance.
Yes, Tilt & Turn Windows are fully PAS24 accredited, ensuring security. They also offer improved ventilation, with the tilt function for top ventilation and the turn function for effective air flow.
Yes, these windows offer custom finishes and can be tailored to fit any space, making them suitable for a wide range of design preferences and requirements.
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