70mm Casement Window
With a classic uPVC window design, casement windows are a timeless and popular home improvement solution. Liniar has created a market-leading, energy-efficient profile with slim sightlines, bringing the casement window into the 21st century.
Versatile
Liniar 70mm
Functional & energy efficient
Made in Derbyshire at the Liniar extrusion plant, the 70mm profiles are
Fully customisable
Available in a range of colours, we're sure there will be an option that matches your home and all 70mm casement windows can have the addition of mock sash horns, astragal, Georgian bars and patterned or etched glass - allowing you to personalise to suit your style.
Secure
Fitted with high security, multi-point locking as standard, plus PAS24 and Secured by Design options available.
This product is available in more colours for bespoke orders. See the full colour range here.
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Not all
This instructional video aims to assist window installers in properly fitting a Liniar window, adhering to industry standards and ensuring the installation process is carried out with maximum efficiency.
70mm Casement Window FAQS
How many chambers do Liniar 70mm casement windows have?
70mm casement windows have a choice of two profiles. Standard Liniar profiles feature 4 symmetrical chambers, which trap in pockets of warm air to keep your home at an even temperature. Liniar's EnergyPlus profiles have 6 symmetrical chambers, to ensure even higher energy ratings. Also see 90mm casement windows for Liniar's ultra-energy efficient Zero|90 windows, including Passivhaus-certified windows.
Are Liniar 70mm casement windows energy efficient?
Revamp your living space with our Liniar's 70mm Casement windows, engineered for thermal efficiency with an energy rating of up to A++. Experience reduced energy bills and a smaller carbon footprint, thanks to our cutting-edge multi-chambered profile technology integrated into the highly efficient 70mm profiles.
Do Liniar 70mm uPVC casement windows need much maintenance?
Regularly cleaning the frames with soapy water can contribute to their lasting pristine condition, while a yearly application of a light oil to the opening mechanisms should keep them operating smoothly.
Do Liniar 70mm casement windows provide sufficient security?
Liniar 70mm casement windows offer enhanced home protection with PAS24, Secured By Design, and Part Q security standards.
What choices do I have for glazing Liniar 70mm casement windows?
There are three glazing alternatives: 28mm double glazing, 36mm triple glazing, and 40mm triple glazing - each offering different levels of thermal efficiency. Ask your Liniar supplier for the options they offer.
Decided casement windows are the ones for you? You'll need to find a Liniar supplier! Simply search using your postcode to display suppliers nearest to you (or those who deliver nationwide).
Product information
- Window Energy Rated up to A++ for superb thermal efficiency
- Helps to save energy, reducing both energy bills and carbon footprint
- Enhanced home protection with PAS24, Secured By Design, and Part Q security compliance
- Attractive window design with slim sightlines allows for maximum natural light
- A wide choice of foiled colours from stock means fast lead times
- Liniar’s patented bubble gasket eliminates draughts and leaks for full weather protection
- Noise protection up to 33 decibels with standard double glazing, for a peaceful night's sleep
- 10-year frame guarantee for long-term reassurance and peace of mind
- Highly versatile, available in a wide choice of configurations including bay and bow windows
- Double and triple glazing compatible
Secured By Design
BS EN 6375
BS EN 12608
ISO 14001
PAS24 Security
