Sliding Door & Window Lock with 2 Keys – Child Safety Set

Zinc Alloy Sliding Door & Window Security Lock – Child Safety Restrictor Set

Keep your family safe with this heavy-duty zinc alloy window restrictor lock. Designed for residential, office, and storefront use, this set effectively limits the opening range of sliding windows and doors — stopping little ones from opening them unsupervised while also deterring unauthorized entry. Each package includes 1 lock + 2 matching keys + full installation accessories, so you're ready to go right out of the box. Made in Mainland China.

Why You'll Love It

• Superior Durability: Crafted from high-density zinc alloy, this lock offers outstanding rust, corrosion, and impact resistance. It holds up beautifully even with long-term outdoor exposure, reducing replacement costs and extending service life.
• Reliable Security & Child Safety: The solid zinc alloy lock tongue is pry-resistant and firmly controls window opening amplitude — preventing children from accidentally opening windows and deterring intruders to keep your family and property secure.
• Tool-Free Easy Installation: The pre-drilled zinc alloy body comes with all mounting accessories included. Follow the simple instructions and have it installed in just 5 minutes — no professional needed, saving you time and labor costs.
• Wide Compatibility: Fits almost all window and door types — aluminum alloy windows, plastic steel windows, wooden windows, and sliding glass doors. One versatile lock for every room in your home or office.
• Sleek, User-Friendly Design: The smooth-coated surface has no sharp edges, and comes in 3 classic colors to complement any interior style. Security without sacrificing aesthetics.

Specifications

• Material: High-quality Zinc Alloy
• Colors Available: 3 classic options (as shown in images)
• Package Contents: 1 window/door lock + 2 matching keys + full installation accessories
• Lock Type Options:
  • Single-key lock: One key opens one lock
  • Master-key lock: One master key opens multiple locks
• Application: Residential windows, office windows, storefront windows, sliding doors, child safety protection, window security restriction
• Origin: Made in Mainland China

Compatible With

• Aluminum alloy windows
• Plastic steel (uPVC) windows
• Wooden windows
• Sliding glass doors

Looking for more home organization and safety solutions? Check out these related products:

• Multifunction Toilet Seat Lifter – Touch-Free WC Accessory
• Self-Adhesive Cabinet & Door Window Auxiliary Handles (4PCS)
• Self-Adhesive Circular Hook – No-Drill Wall Mounting

Learn more: MedlinePlus on child safety

Frequently Asked Questions

Q: Is this sliding door window lock easy to install without professional help?

A: Absolutely! The zinc alloy body comes pre-drilled and the package includes all necessary mounting accessories. Most users complete the installation in under 5 minutes by following the included simple instructions — no tools or professional workers required.

Q: What types of windows and doors is this security lock compatible with?

A: This window restrictor lock is compatible with virtually all common window and door types, including aluminum alloy windows, plastic steel (uPVC) windows, wooden windows, and sliding glass doors — making it a versatile solution for homes, offices, and storefronts.

Q: Can one key be used to open multiple locks in the same home?

A: Yes! When you select the master-key lock option, a single master key can open multiple locks throughout your home, offering added convenience for households with several windows or doors secured with this lock set.

Production & Packaging Notice

To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.