Astroflame Passive Fire Protection Products

Trade Name: Astro window restrictor

Cable Window Restrictor

Locking cable window restrictors enable natural ventilation without introducing safety / security risks for children.

Designed to meet HSE recommendations for Window Restrictors.

Exceeds strength requirements of EN 16281 (consumer fitted child resistant locking devices for windows and balcony doors).

Installs to PVC, aluminium, wooden and metal profile windows and doors.

Window can be fully opened by unlocking the restrictor cable.

Resistant to oxidation and corrosion.

UV and MRSA resistant plastic coatings for improved performance.

White or Brown finish.

Supplied as a kit with all fittings and instructions.

Astro cable window restrictor at Astroflame

View a range of styles

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>> Call us to order: 01329 844 500

>> Email us to order:


A window restrictor protects babies and children from accidental falls via windows or balcony doors opened to allow natural ventilation.

It also acts as a security measure to deter opportunist intuders and to restrict what can be passed via the window / door gap.

This model can be used on all types of windows and doors including uPVC, aluminium, wooden and metal profiles.

The locked cable restricts window opening to under 100mm but, when unlocked, the window can be fully opened making this restrictor suitable for use on doors and windows that may be used for fire evacuation purposes.

The locked restrictor withstands forces over 100kg ( 220 lbs. / 15 stone / 980Nm): the industry standard is 50kg. It exceeds the strength requirements of EN 16281 - consumer fitted child resistant locking devices for windows and balcony doors.

As well as meeting HSE recommendations for window restrictor design this restrictor incorporates UV and corrosion resistant materials for a long life and anti-MRSA additives for maximum hygiene.

It is robust, durable and easy to fit and supplied with all required fittings plus instructions.


Available in either Brown or White. Packed - Individual bubble pack with all fittings:

4x Self-drilling screws,
1x Steel cable,
1x Locking system with plastic cover,
1x Key.

Product Code





Astro window restrictor kit

200mm Cable



Astro window restrictor kit

200mm Cable


To Order & Specify

Please contact us and quote the following information - Quantity / Product Description / Product Code / Size / Colour Typical wording - 20no / Astro window restrictor / AFWRWHT / 200mm Cable / White

>> Tel: 01329 844 500 or >> Email:


For further information on installation requirements please contact the technical team on: tel 01329 844 500 or email

Health and Safety

The product does not present any known health hazards during or after installation. Normal good industrial and personal hygiene practices should be observed. For further information on health and safety requirements please contact the technical team on: tel 01329 844 500 or email


Astroflame (Fire Seals) Ltd. Intumescent House
Unit 8, The IO Centre, Stephenson Road, Segensworth
tel 0800 023 2482
(01329 844500)
fax 0800 023 2483
(01329 844600)
tel +44 1329 844500
fax +44 1329 844600



Email Astroflame