Home improvement hardware designed to add a keyed secondary lock for uPVC windows and inward- or outward-opening doors. The Aongray Window Sash Jammer Locks supply extra keyed protection to help keep children safe and deter opportunistic entry. Will these locks make a noticeable difference to household security?
⚡ At a Glance
- • Security Performance: Keyed sash jammers resist sash lift and add a physical barrier to forced opening
- • Best for: Homeowners, landlords and caretakers wanting a simple secondary lock for uPVC windows and doors
- • Not ideal for: Frames or sashes without a flat area for secure fixing, or where multi-point certified locks are required
Cast zinc alloy construction with a white powder coated finish for a neat appearance. Supplied with keys, screws and cover caps, with a simple twist action to lock or release.
Enhanced resistance to forced opening, with cast zinc alloy construction
Sash jammers are made from cast zinc alloy, chosen for tensile strength and durability. A white powder coated finish helps protect exposed surfaces from wear and blends with common uPVC frames.
Greater confidence that sash lifting is more difficult for opportunistic intruders. A durable finish reduces the need for frequent replacement in everyday home use.
Quick fitting and secure mountings, with supplied screws and knock-on cover caps
Each set includes corresponding fixing screws and knock-on cover caps to conceal fixings. Installation requires positioning, screwing the base to the frame and using the interference arm to engage the sash.
Fitting takes only a few minutes for someone comfortable with basic DIY, avoiding extra trips for additional hardware. Concealed fixings result in a tidier appearance once fitted.
Controlled access and child safety, with keyed locking and corrosion-resistant components
A keyed locking mechanism prevents the interference arm being moved without the supplied key, and the locking parts are described as oxidation and corrosion resistant.
Keeps windows securely closed when unattended, helping prevent children from opening sashes. Corrosion resistance ensures the lock and key remain functional over time.
✨ The 4 Key Reasons for Aongray Window Sash Jammer Locks
- Keys Included - Prevents unauthorised opening and keeps curious children safely inside
- Easy Installation - Can be fitted in minutes with all screws and caps supplied
- Wide Compatibility - Works on inward and outward opening uPVC windows and doors
- Zinc Cast Alloy - Durable metal construction reduces risk of break-in attempts
📋 Technical Details at a Glance
- Category: Home Improvement
- Brand: Aongray
- Material: Cast zinc alloy
- Finish: White powder coated
- Lock type: Keyed sash jammer
❓ Frequently Asked Questions
Q: Are keys supplied with the locks?
A: Yes, each set comes with keys and the locking system and keys are described as oxidation and corrosion resistant.
Q: How are the sash jammers fitted?
A: Installation is simple and usually takes only minutes, using the supplied screws and knock-on cover caps; the interference arm is twisted to lock or release the sash.
Q: Can these be used on outward-opening doors and windows?
A: Yes, the sash jammers are suitable for doors and windows that open inward and outward.
🏆 Our Verdict
The Aongray Window Sash Jammer Locks suit homeowners, landlords and caretakers who want a straightforward secondary lock for uPVC windows and inward- or outward-opening doors. Keyed, corrosion-resistant cast zinc alloy construction combined with supplied fixings makes them a practical and robust security upgrade. A simple design and included hardware make them a sensible long-term addition to household safety measures.
