Achieves U-values as low as 0.93 W/m²K with triple glazing, helping to lower energy consumption and reduce heating costs.
The tilt function allows for secure airflow, while the turn function provides maximum ventilation when fully opened.
Built to PAS24 standards, offering increased protection against forced entry.
The inward opening design makes cleaning easy, even for upper-floor installations.
Available in sculptured and chamfered profiles with a range of colours and finishes to complement your property.
Compatible with 28mm double glazing and 36mm triple glazing, delivering excellent insulation and noise reduction.
Our Liniar 70mm tilt and turn windows combine style and performance. The innovative multi-chambered profile ensures high energy efficiency, while the sleek design adds a contemporary touch to any property. Whether you're looking for better ventilation, easier cleaning, or a secure solution, these windows provide the perfect balance of practicality and aesthetics.
Get Your Free Quote NowLiniar 70mm tilt and turn windows feature a sleek European design, with clean lines and a refined look. The concealed gearing system not only improves aesthetics by eliminating visible hardware but also adds an extra layer of security compared to traditional face-fix gearing.
Liniar's design ensures a smooth, seamless finish, making them ideal for both modern and traditional properties. The high-quality build improves not just security but also the overall durability of the window, making them a long-lasting investment for your home.
Upgrade Your Windows – Contact UsWith a wide-opening capability, these windows provide a practical fire escape solution for upper-floor rooms, giving homeowners peace of mind in emergencies.
Tested to PAS24 standards, these multi-functional windows offer additional safety features, ensuring they comply with stringent UK building regulations. Whether for residential or commercial use, these windows help create a safe, compliant living environment.
Start Your Window UpgradeThese windows include a continuous rebate gasket, which helps prevent condensation build-up and improved soundproofing for a quieter, more comfortable home.
The advanced sealing system also acts as a barrier against external noise, making it ideal for properties in busy urban areas. Whether for peace and quiet or protection from harsh weather, this feature ensures a cosy indoor atmosphere year-round.
Get a Fast, No-Obligation QuoteThe multi-chambered uPVC profile creates an effective thermal barrier, trapping warm air inside and reducing heat loss. This makes them ideal for improving insulation in residential and commercial properties.
With U-values as low as 0.90 W/m²K, these windows help to reduce heating costs while keeping your home warm in winter and cool in summer. Their energy-efficient design contributes to a sustainable living space, reducing carbon footprints while improving thermal performance.
Ask Us About InstallationEach window comes with a high-security locking system, designed to withstand forced entry attempts. The locking mechanisms are guaranteed against mechanical failure for 10 years, ensuring long-lasting reliability and safety.
The high-performance materials used in the frame and locking system provide exceptional strength, preventing warping, rotting, or fading over time. These windows offer both security and longevity, making them a smart investment for homeowners and businesses alike.
Start Your Window UpgradeWith a wide range of colours and finishes available, including textured woodgrain effects and modern smooth finishes, these windows can be tailored to suit any property style. Customers can also select from various hardware finishes to match their interior aesthetic.
Whether you prefer a bold contemporary look or a traditional heritage style, Liniar's customisation options allow you to create a bespoke window solution that complements your home's architecture and personal preferences.
Speak to an Expert TodayAt DNA Window Solutions, we supply and install high-quality tilt and turn windows across the UK. Our expert team ensures precision installation, providing you with long-lasting performance and peace of mind.
Upgrade your windows today with our 70mm tilt and turn range. Contact us for a free quote or expert advice on finding the right solution for your home.
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Tilt and turn windows offer a practical and secure solution for homeowners looking for better ventilation, easy maintenance, and improved energy efficiency. Below, we answer common questions about Liniar's 70mm tilt and turn windows to help you make an informed decision.
These windows have two opening functions. You can tilt them inwards from the top for controlled ventilation or open them fully from the side like a door. This dual function makes them versatile and easy to maintain.
Yes, they offer excellent energy efficiency. With triple glazing, the U-value can be as low as 0.90 W/m²K, helping to reduce heat loss and lower energy bills.
They meet PAS24 and Secured By Design standards, offering high security. They also feature the Liniar patented bubble gasket for improved weatherproofing and draught resistance.
Yes, these windows are available in chamfered or sculptured profiles with a variety of colour options for both interior and exterior finishes.
Yes, they open inwards, allowing you to clean the external glass from inside your home, making them ideal for upper floors.
Excellent high quality service. Reliable, pleasant to have around, followed agreed schedule, quality product. The sun lounge is very well used and brings the garden into the home. Also excellent for watching wildlife and star...
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May 2025
The entire process was faultless, at all times DNA Window Solutions were professional and friendly. From the pricing to the survey, all was excellent and I must particularly commend my fitters who were really lovely...
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April 2025
Perfect from start to finish. The guys had taken my old UPVC door out and installed my new composite door in very very good time, will definitely be using DNA again when we come to...
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April 2025
We picked DNA to give us a quote because they had excellent reviews. From the outset their communications were far better than the other two companies we chose to have quotes from. They were professional...
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May 2025
I cannot rate the DNA Window Solutions team more highly, an extremely professional and friendly team. DNA replaced a large supporting Bay window for my mother’s home. The DNA team’s experience shone through when surveying...
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June 2025
I had a great experience with DNA Window Solutions! From start to finish, the team was professional, prompt, and super friendly. They clearly take pride in their work—the windows look fantastic, and the installation was...
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