The Lock-it Block-it Regular – (2 Devices) Home Security Adjustable Window Security Bars/Window Lock Bar, Security Bar for Sliding Glass Door, Child Safety Lock & Sliding Patio Door Security Bar








Key features
- •High-impact durable Plastic burglar-bars used to block criminals from entering homes through open windows and patio doors. Combined cylinders are as thick as two nickels. Windows can now stay open and be securely LOCKED OPEN from 1 inch to several inches. Watch YouTube video at: https://www.youtube.com/watch?v=O37jGJiAHAQ&feature=youtu.be
- •Extendable & Adjustable! Control how high you want the window to open with the 13 adjustable settings. Lock the height in place with the push of a pin. Used for Single-Hung windows, Sliding Windows and Patio Doors. When the window makes contact with the Lock-it Block-it, it's Stopped.
- •Withstands repeated impacts with its unique double-headed push pin that provides extra resistance from forced entry. Burglars can't reach it from the outside when properly installed and adjusted. Blocks children from falling out of open windows.
- •IMPORTANT - BEFORE BUYING, MEASURE the window or door track where the device will be placed. The security bar extends from 17 inches to 30 inches long (MAX length is 2 and 1/2 feet). Window tracks MUST be at least 1 inch wide. Device is 1 inch by 1 inch wide on all sides.
- •Quick & easy installation. No tools needed. Held in window track by supplied adhesive strips. It doesn't fall out when the window is lowered. Removes easily in emergencies. Replaces those ugly wood blocks. Fits discretely in window track and doesn't obstruct view.
The Lock-it Block-it Regular – (2 Devices) Home Security Adjustable Window Security Bars/Window Lock Bar, Security Bar for Sliding Glass Door, Child Safety Lock & Sliding Patio Door Security Bar
List Price: $52.36$47.12DEALYou Save: $5.24 (10%)
Free shippingFree Returns – 30 daysFree Order CancellationSecure Payment2–3 Days DeliveryGet It June 23, 2026In Stock (1)No marketing spamNo account requiredFulfilment by FedEx / Amazon / UPS / ShipwirePayPal / Card Buyer Protection
Customer Reviews
Reviews sourced from verified Amazon purchasers3.9
out of 5
Based on 10 reviews
5★
80%
4★
10%
3★
0%
2★
0%
1★
10%
Adhesive doesn't stick, bar keeps falling down.
Stephen Bolen•June 12, 2018
In theory, this product works great to keep our toddler from accidentally falling out of the second story window in her bedroom. But, the adhesive does not stick. We have placed it flat against the inside window pane as directed, and this security bar has fallen/dropped twice. I plan to pull off the adhesive stickers and apply really strong glue instead. It doesn't offer much peace of mind when it keeps falling.
Solid purchase.
Salonge•May 13, 2018
Sturdy! I use these in the winter when my window-ACs are in storage. Even if they don't fit perfectly (mine were off by about 3/4 inch when at the closest adjustment slot), it still makes it so your window will only open so much. The grips on the ends are soft and help provide grip and protection. Awesome item! Worth the price.
Security
Judy•December 8, 2017
Perfect security for an apartment sliding glass door. I recommend this seller.
Four Stars
Jerry & Gwen Spoljaric•December 8, 2017
Not as sturdy as I would like it to be.
These are quite good. I couldn't tell if this things reviews were ...
tea710•October 8, 2017
These are quite good. I couldn't tell if this things reviews were fake or not, so I took a risk and decided to give it a shot, because I really wanted to feel secure with my sliding glass doors. They're standard size sliding glass doors and this fits in it great. I'm pretty sure you'd have to break the glass to get through these bars, because they quite strong for holding in place. Overall, I feel a peace of mind and it only cost $30.
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