A key lockable sash jammer with components including the main locking device, button spacers, packers, and screws, primarily in white color.
Brown locking window handle with keyhole in the center and two visible screw covers, viewed from the front against a transparent background
The image you provided is a technical drawing with dimensions of what appears to be a base-mounted housing or enclosure, likely for an electronic device (possibly a siren or alarm system, as suggested by the style) for key lockable sash jammer
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A key lockable sash jammer with components including the main locking device, button spacers, packers, and screws, primarily in white color.Brown locking window handle with keyhole in the center and two visible screw covers, viewed from the front against a transparent backgroundThe image you provided is a technical drawing with dimensions of what appears to be a base-mounted housing or enclosure, likely for an electronic device (possibly a siren or alarm system, as suggested by the style) for key lockable sash jammer

Key Lockable Sash Jammer - Extra Security Locks for uPVC Window & Doors - White or Brown

Home SecureSKU: HS12640
Price:
£5.99

Description

The Home Secure Sash Jammer has been built with quality and durability in mind. Manufactured from a high grade metal and finished with a resilient white coating. We are now offering excellent value discounts on this product, 100% satisfaction guaranteed or your money back!

  • Easy to fit and operate, used on both uPVC windows and doors for extra security
  • 3 different sized button spacers and packers provided to ensure a stylish fit onto different profiles
  • uPVC Screws provided for use with reinforced windows
  • We recommend using Jack Nuts (supplied separately) to gain a secure fit onto un-reinforced window frames
  • You won't know if frame is re-inforced until you drill a pilot hole (2mm drill bit recommended) and feel tension or lack of tension

Fitting Advice

We provide access to online fitting instructions and installation video.

View our guide on the Sash Jammer

How many to use?

1 Sash Jammer - Small Window or Letterbox

2 Sash Jammers - Large Window / Single Door (Top & Bottom Fitting)

4 Sash Jammers - French/ Patio Doors (2 Top, 2 Bottom, on each door)

Payment & Security

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About the Brand - Home Secure

HomeSecure is a UK-based home security specialist dedicated to providing high-quality, reliable, and affordable security products designed to protect homes and families. With years of industry experience, HomeSecure focuses on delivering hardware that meets the practical needs of homeowners while maintaining professional-grade performance.

From anti-snap door cylinders and precision-engineered hardware to reinforcement solutions and security accessories, every HomeSecure product is developed with durability, ease of installation, and long-term protection in mind. Our range is carefully tested and selected to meet trusted security standards—offering strong defence against common break-in methods and everyday wear.

At HomeSecure, we put customer safety, product reliability, and excellent value at the core of everything we do. Whether you're upgrading a lock, improving door strength, or enhancing overall home protection, HomeSecure products deliver dependable security you can trust.

Explore Home Secure