Universal Concealed Window Restrictor Kit
Achieve safe, controlled ventilation without compromising window appearance with this high-quality concealed window restrictor. Manufactured from durable stainless steel, it is designed to suit uPVC, timber, and aluminium windows, offering reliable child safety and everyday peace of mind.
The spring-loaded, self-locking mechanism automatically engages to limit window opening to 89mm, helping prevent accidents while still allowing airflow. For added flexibility, the restrictor arm can be released quickly and without tools, enabling full window opening when required. Ideal for emergency exit, cleaning, or maximum ventilation.
Design & Application
This restrictor installs discreetly between the window frame and sash, making it virtually invisible when the window is closed. It is suitable for side-hung and top-hung casement windows, maintaining a clean, uncluttered appearance while delivering effective security.
Supplied with left- or right-handed arm options and multiple strike plate studs, it offers broad compatibility across a wide range of window profiles.
Key Features
- Universal Fit – Supplied with multiple stud options for wide compatibility.
- Strong stainless steel construction for long-term durability.
- Concealed Installation – No visible hardware on the window face.
- Auto-Locking mechanism for consistent, dependable restriction.
- Child-Safe Design – Limits window opening to 89mm.
- Quick-Release Arm – Tool-free full opening when needed.
- DIY-Friendly – Suitable for new installations or retrofitting.
- Quality assured – Compliant with BS 6375-2:1987.
Product Details:
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Brand: GlazeAssist
- Arm Size (H×W×D): 102×16×7mm
- Stud Sizes (H×W×D): 9.5mm Stud - (40×16×9.5 mm), 11.5mm Stud (40×16×11.5mm) & 14.5mm Stud (40×16×14.5mm),
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Full Measurements: (See Diagram Above)
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Manufacturer ID: N/A
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Range: Window Restrictors