Security Windows

The safeguarding of your home is something we take very seriously. It's the reason why we trust Sac Hardware, one of the most recognised and respected names in home security, to supply the locking systems in our window products.

Your Security is our Priority

As it should be. Our priority is to ensure you and your home are safe in the unlikely event of a break-in.

As the largest manufacturer of Liniar uPVC Windows and Doors in the UK, security is at the forefront of every product we make. We work with the strongest names in the security industry to ensure our products give you complete peace of mind. Our hand finished products are fitted with the highest quality stainless steel locks. Furthermore, our locks come complete with both a mechanical guarantee and compensation in the extremely unlikely event of a break in.


10 Year Mechanical Guarantee

Every Sac shootbolt window locking system is guaranteed against mechanical failure for 10 years after installation.


£7,500 Protection Promise

Our shootbolt locking systems are covered by a guarantee of up to £7,500* in the unlikely event of a break-in.

*Terms and conditions apply.


Secured by Design Accredited

The Sac shootbolt locking system has been accredited with the Secured by Design police preferred specification, the highest possible level of protection against forced entry.

Sac Hardware partnership

One of the most recognised and respected names in home security.

BSI Specification

All components are designed and manufactured to the highest standards and tested to the latest BSI security criteria pertaining to windows and doors.

Guarantees and Warranties

We have such faith in the proven ability of Sac Hardware that we fully back the company’s generous guarantees and warranties.

Shootbolt Locking

The Sac shootbolt, fitted to all uPVC Casement Windows, now comes with a comprehensive 10 year warranty against mechanical malfunction.

£7,500 guarantee

The Sac shootbolt locks boast up to £7,500 towards home insurance in the improbable event of a break in.

Get in touch!

If you would like to find out more about our security, please do not hesitate to get in touch us. Our team of experienced and dedicated professionals are more than happy to answer questions you may have regarding locks and security.

Contact us


The Sac shootbolt system is specially designed to be flexible and adaptable. It also takes pressure away from the hinges, ensuring a longer life for your windows – and the tight seal guarantees superb weather protection too. So you’ll feel safe and secure in every way.


8 Point locking system

8 Point locking provides the ultimate burglar deterrent.

Smooth locking

The shootbolt operates smoothly every time due to unique Supaglide™ feature


Optimal weather proofing

Works with unique power brace keeps, which have rugged weather-resistant GFN bases, combined with 2mm hardened steel plates for significantly increased performance.

Sac Security

We work alongside one of the UK’s most recognised designer and manufacturer of locks and hardware to fit our extensive product range with proven systems. TruFrame proudly works in partnership with Sac Hardware systems. Highly respected and trusted in the home security industry, Sac Hardware develop and test exceptional locking systems to deliver the very highest levels of performance.

Highly respected and trusted in the home security industry, Sac Harware has developed exceptional locking systems through extensive research and development.

Redesigns and troubleshooting has helped eliminate the weak spots of these locks, highlighting them as some of the most robust and intelligent locking systems.

Their philosophy of continual improvement, rigorous testing, and an intense understanding of the demands placed on its locking solutions and hardware, has led to a wide range of product and process accreditations as well as a comprehensive range of product guarantees and support.

With built-in Smart Ready™ Technology as standard, the Sac Shootbolt System is designed to be the strongest in the industry. It has been developed to the highest specification in order to give the homeowner complete confidence in the security of their home and provide peace of mind.

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