Overview

Slim Aluminium Casement Windows

Cortizo ultra slim aluminium casement windows are the sleekest looking aluminium windows on the market. Highly insulated, best acoustic performance and cleverly engineered with the purpose to create an ultra-modern and luxury look for your property, with PAS 24 certification.

Unique Engineering

Achieving sightlines of just 65mm

This is one of the most innovative and highly engineered windows available, with a guarantee of up to 20-years. These ultra-slim sightlines mean a narrow frame and more natural light, as well as better superb thermal performance up to A+ with U-Values as low as 1.0 W/m²·K and noise reduction.

Our slimmest casement window system.

Slim outerframe & sash can be combined to achieve fashionable critical appearance.

Over-sized panoramic windows available on request.

Approved British security certification PAS 24.

Key Features

  • Approved pas24 accredited product for extra peace of mind.
  • Perfect acoustic performance for noisy areas.
  • The option of slim sash and outer frame for minimal sightlines.
  • Increased sash & outer frame depths for large windows or replacing windows.
  • 70mm depth outer frames, ideal for replacing existing windows as well installing into new builds and extensions.
  • For specialist projects, we can offer huge panoramic windows upon request.
  • Full suite of bay poles, cills and accessory profiles to create any bespoke casement window styles.

Technical Detail

  • Window energy rating A++.
  • Acoustic insulation. Up to RW 45 dB. With up to 44mm glazing.
  • Thermal insulation: U.Value. from 1.2 (W/m2K).
  • Glass 28 mm to 44 mm – suitable for triple glazing.
  • PAS 24:2016. Approved.
  • Typical U Value 1.2 W/m2K.
  • Frame depth: 70.
  • Air Class BS EN 12207:2000 Class 4.
  • Water tightness. BS EN 12208:2000 Class E1200.
  • Wind resistance. BS EN 12210:2000 Class CE2400.
  • With slim sash maximum sizes:
  • Side hung – 700mm x 1300mm (35kg weight limit).
  • Top hung – 1200mm x 1300mm (50kg weight limit)With Heavy Duty Sash Maximum Sizes:
  • Side hung – 750mm x 1750mm (45kg weight limit).
  • Top hung – 1800mm x 1800mm (100kg weight limit).
  • Heavy-Duty sash offers you huge panoramic opening window.
  • For specialist projects, we can also offer huge panoramic windows the same sizes below. Please note these sizes require specialist hardware that is not kept in stock so your lead times will be extended considerably.

Configuration

The available configuration:

Our casement windows system comes as a casement, bay or fixed window.

Security & Safety

Security performance is a vital point to consider when selecting the right windows for your home. Your windows are only as strong as their locks, which is why we use the highest quality multi-point locking systems that have passed the prestigious PAS 24 security tests.

PAS 24 APPROVED

In addition, toughened glass is offered as standard regardless of size of the window and all windows are internally glazed to achieve PAS 24:2016 highest security performance. For more security features please consult our expert staff, who will advise on fire escapes, building regulation and containment issues when planning your installation to ensure safety remains paramount.

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20 Years Guarantee

We are confident in our designs and offer an industry-leading guarantee of up to 20 years, in non-marine environments. So rest assured your Cortizo Aluminium casement windows will last for decades.

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Choose Your Colour

We offer four standard colour options: Black, white, anthracite grey, and anthracite grey textured, as well as a huge selection of 200+ RAL colours.

We can cater for any colour requirements you may have, even if your colour is not available on the 200+ RAL options, we would be happy to assist you in finding the perfect colour to fit your requirements.

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Windows With Integrated Blinds

Integral blinds are the perfect solution for flush windows. Easy to use and seamlessly integrated, they’re available as manual, solar, battery-powered and mains powered. Ideal for privacy-screening and controlling light, uniblinds are contained within the window itself and can be concealed discreetly when not in use, and stay out of the way when the doors are opened, without hassle of cleaning, tangling or clanking in the wind.

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Windows

Cortizo Ultra Slim Aluminium Casement Windows

Expertise Throughout Every Stage

Our expert design team will work with you and your architect to choose the styles that best suit your home and budget. The window design that you choose for your home should reflect the age and style of the property and complement the colour of the brick, stone or rendering otherwise. Fitting the wrong design of window for your home might devalue the property if it negatively impacts the aesthetic. Therefore it’s very important to consult with an expert member of staff who can guide you choosing appropriate aesthetic design, colour, material, including glazing type and secure opening mechanism with correct installation and warranty.

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