This window restrictor allows for secure and safe control of window openings, limiting them to under 100mm. One unit attaches to the frame while the other is placed on the moving window. high-quality design can withstand over 1000N of force, much higher than the industry standard of only 50kg. The lock and key are resistant to oxidation and corrosion, ensuring long-lasting performance. This window lock provides protection for your loved ones and can also be used to prevent pets from entering or exiting the house. Additionally, it offers the flexibility of controlled airflow while maintaining security. Suitable for a variety of windows and doors, including UPVC, aluminium, wooden, and metal profiles, this easy-to-install restrictor comes with all necessary fixtures and fittings.

Our Delivery Options

Express 2/4 Day Delivery

• Delivery Fee:
• Order By: 
• Delivery Time: Before 6pm Monday-Friday

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Next Business Day Delivery

• Delivery Fee:
• Order By: 
• Delivery Time: Before 6pm Monday-Friday

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Pre-12 Next Business Day Delivery

• Delivery Fee: £12.99 delivery for all pre-12 orders
• Order By: 
• Delivery Time: Before 12pm Monday-Friday

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Remote Areas Delivery

• Delivery Fee:
• Order By: 
• Delivery Time: Standard delivery (2-4 days)

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Weekend Delivery

• Delivery Fee:
• Order By:
• Delivery Time: Before 6pm Saturday

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Good To Know

For orders to some addresses, especially in the Highlands of Scotland and Offshore, next day delivery options are not available and delivery can take several days. Saturday delivery is not available for remote areas.

Items over 30kg: Items over 30kg can only be delivered from Monday to Friday. If ordered before 3pm, please allow up to two business days for delivery. Orders placed after 6pm Thursday will be delivered after the weekend.