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Window Security

Security is a top priority for any homeowner when choosing new windows. Our windows use the latest technology and security features to help keep your windows as secure as possible. Choose between uPVC, timber or aluminium frames with a host of different styles and features.

All our windows have internal beading, meaning that the glass cannot be removed from outside and they all come with key locking handles too. However, each material and style comes with slightly different security features, all detailed here at a glance.

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Our Window Security Features

Shoot bolt lock close up Key locking handles Windows security internal beading cross section Exclude device close up Bidirectional cam locks Cam Locks close up
Shoot bolt locks

High-security steel shot bolts that lock into the frame at two points. Available with all Casement and Flush Casement windows.

Shoot bolt lock close up
Key locking handles

Key locking security handles are fitted as standard across all window frames.

Key locking handles
Internal beading

By internally fitting the beading, it means the glass cannot be removed from the outside. This makes the window more secure. Across all window frames.

Windows security internal beading cross section
Excluder device

High-security anti-jemmy device resists forcing (excluding fire escape vents). Available on uPVC Casement, uPVC Flush, Aluminium Casement, Timber casement and Timber Flush Casement windows.

Exclude device close up
Bi-directional Cam Locks

Twin stainless steel bi-directional mushroom cams with pincer-like operation providing effective anti-jemmy resistance. These are found on our Aluminium windows and Timber windows.

Bidirectional cam locks
Cam Locks

All our sash windows come with these locks. Two locks are positioned at different points along the frame, providing a strong

Cam Locks close up
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Where Does Window Security Matter Most?

Different parts of your home are naturally more vulnerable to attempted intrusions, such as ground floor windows and doors. This means it’s worthwhile prioritising security in more exposed parts of your home when it comes to your windows.

White casement windows and back door in uPVC

Ground Floor Windows

Ground floor windows are the highest risk in any property, as these are the most easily accessible. Most home insurance providers require ground floor windows to be lockable, as well as meeting legal safety requirements for new windows. This usually includes PAS 24 certification, multi-point locking and internal beading.

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Accessible Upper Floor Windows

Upper floor windows might seem less obvious as points of entry, but windows over flat roofs or near climbable objects might still be vulnerable to an opportunistic burglar. Lockable handles and opening restrictors can be helpful for overall home security while still allowing for ventilation on upstairs windows.

Browse Our Window Frame Materials

All our window materials offer strong and secure designs to keep your home safe. Discover our collection and create the perfect windows for your home.

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What to Look Out For on Secure Windows

When you're looking for new windows, it's important to see the kinds of locks and features they all have, but is there anything else you should look for?

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PAS 24: 2022 - The Security Standard for New Windows

PAS 24 is part of the UK’s building regulations, certifying that a window can resist forced entry from outside. Windows go through a series of tests, such as applying a strong force to various parts of the window or trying to pry it open with methods a burglar would use. This can affect home insurance, so be careful when buying second hand windows.

Secured by Design - Police-Preferred Window Security

Secured by Design is a police-backed initiative that certifies a product, usually a window or door has security built into its construction. It also shows a window has features like robust multi-point locking, secure vents and internal glazing beads to thwart potential intruders. Several of our windows and doors hold this accreditation.

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Guarantees

10-year Guarantee

A 10-year parts and labour guarantee is included in your Anglian double glazing price.

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Made in Britain

Our products are made from start to finish in a British factory by skilled craftspeople.

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Price Match

If you find cheaper like for like uPVC windows elsewhere, we'll match the price.

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Window Security and Home Insurance

Window security can play a part in your home insurance but your premiums will always depend on your provider. When it comes to windows, if you did suffer a break-in, your cover might be invalidated if your windows were easy to break into, so be sure to check your terms. Older windows without locks installed or single glazed windows can be easy prey for burglars.

If you don't have locks, you can install them, though a more long-term solution might be window replacement. Modern windows have key-locking handles as standard as well as a host of security features that make them much more difficult to break into. Insurers look out for other things like PAS24 and Secured by Design accredited products that prove your windows and doors resist forced entry. These can bring premiums down but it depends on the insurer.

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10-Year Guarantee Finance Options

Working with the Best Industry Bodies to Install Secure Windows

  • British Board of Agrement accreditation for uPVC windows from Anglian Home Improvements

    BBA Certificate for uPVC windows

    The British Board of Agreement provides independent accreditations for the construction industry. BBA-certified products are synonymous with quality. This accreditation covers our White Knight uPVC casement and tilt and turn windows.

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    TrustMark

    TrustMark is a not-for-profit organisation operating a quality mark framework in the repair, maintenance and improvement sector. Registration with Trustmark demonstrates commitment to customer service, high standards and continual improvement.

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    GGF

    Anglian is a leading member of the Glass and Glazing Federation (GGF). The GGF is the most influential Trade Federation in the industry, recognised by government for their in-house technical expertise, which helps influence key legislation within our sector.

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    Made in Britain

    The ‘Made in Britain’ marque on all our products means they are made from start to finish in a British factory by British craftspeople.

  • The Glazing Arbitration Scheme Logo Anglian Home UK

    TGAS

    The Glazing Arbitration Scheme (TGAS) provides a fair and independent service for dealing with disputes between Registered Businesses and consumers.

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Live Chat Now

Live chat with our friendly British based experts, or book an appointment, 24hrs a day.

Find Out More About Our Windows

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Different Types of uPVC Windows Explained

With so many different types of uPVC window, it can be hard to know which one is right for you. Find out about the types we have to offer and how they work best in your home.

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Double glazed timber casement window finished in white with cottage bars from the Anglian timber window range

Do new Windows add Value to Your Home?

Learn why it’s worth considering new double or triple-glazed windows to attract homebuyers.

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White timber casement living room window with Georgian bars from the Anglian casement window range

Should you get Double or Triple Glazing?

Find out about the benefits of both double and triple glazed windows and which one is right for you.

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Request a Brochure

Browse the full range of styles, colours and glass options in our free windows brochure.

  • Explore our range of window materials and styles
  • Discover window bar and decorative glass options
  • Choose your perfect window colour, handles and more
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Window Security FAQs

Your questions on window security, answered by us.

How do I make my existing windows more secure?

Existing windows can be made more secure using things like security film over the glazing or opening restrictors that stop windows being fully opened from the outside. Sash windows can be fitted with sash stops or jammers so they can’t be opened wide enough for a person to climb through.

What is internal beading on a window?

Internal window beading makes a window more secure as the structure that holds the glazing in place is fitted on the inside of the frame. This means the glass can’t be forcibly removed from the outside, creating a much more secure barrier against intruders.

Do new windows need to meet building regulations for security?

Yes, new replacement windows in the UK need to meet the latest building regulations, covering things like energy efficiency and security. Security regulations include the PAS 24: 2022, part of Document Q of UK building regulations.

Do window restrictors stop burglars?

Window restrictors can be attached to a window frame to stop it from being fully opened, which can help to stop burglars. While it might not be as effective as fully replacing a window with a more secure design, it can help to increase security in the meantime.

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Our Accreditations and Licenses

  • British Board of Agrement accreditation for uPVC windows from Anglian Home Improvements
    The British Board of Agrement provides certification on the quality of our products.
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    Anglian’s PVC-U Casement and Tilt & Turn windows have enhanced security performance.
  • BFRC logo
    The British Fenestration Ratings Council is the UK’s national system for rating energy efficient windows.
  • FENSA logo
    The Fenestration Self-Assessment Scheme ensures window installers comply with buildings regulations in England & Wales.
  • FSC standalone logo TIF green
    Look for our FSC® certified wooden window and door products on our website.
  • Glass and Glazing Federation logo
    Anglian is a leading member of the Glass and Glazing Federation (GGF).
  • Recovinyl Plus logo
    PVC Industry initiative to improve manufacturing, minimise emissions and develop recycling practices
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    TrustMark is a government endorsed not-for-profit organisation that operates through more than 30 scheme operators.