Top 9 Door Blocker Security – Computers Features

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1. Master Lock


Master Lock 265D Door Security Bar, White, Pack of 1

Master Lock #ad - Door security bar design is portable and compact making it easy to store and ideal for travel, providing enhanced security in hotels or on vacation. 1 m in length to fit most standard doors and sliding patio doors; Top door knob jam is easily removed for sliding door applications.

Made with heavy duty 20-gauge steel for strength and security; Pivoting ball joint ensures door security bar has full contact with floor for secure fit while padded foot provides a strong grip without scratching. Heavy duty, dual-function door security bar prevents forced entry on hinged, patio, and sliding doors; Door stopper security bar is intended for indoor use.70 cm to 42 in. Door security bar is adjustable from 27. 5 in. No tools required, simply adjust the bar length using the release button, prop under door knob and easily adjusted as needed.
BrandMaster Lock #ad
ManufacturerMaster Lock #ad
Height2.5 Inches
Length29 Inches
Weight2.5 Pounds
Width3.75 Inches
Part Number265DCCSEN
WarrantyLimited Lifetime Warranty

2. Defender Security


High Security to Your Home and Prevent Unauthorized Entry – 3” Stop, Aluminum Construction Anodized Finish, Defender Security Bronze U 11126 Door Reinforcement Lock – Add Extra

Defender Security #ad - Of force, this u 11126 bronze finish door reinforcement lock helps to prevent doors from being kicked in, increasing your home security and keeping you and your family safe! Easy installation – the included 3” hardened screws make installation a breeze – extra security and peace of mind can be achieved in just minutes! Additional home security - use this bronze anodized finish high security door reinforcement lock for additional home security on any swing-in door of any door thickness.

Child-safe and tamper-resistant – this defender security door blocker by prime-line has a spring-loaded design that is both child-safe and tamper-resistant.

It helps to ensure any door cannot be opened from the outside. Keep your home safe – designed to withstand 800 lbs. Watch the video on this page for installation tips and operating instructions. It can be installed higher on the door where your children can’t reach! Plus, not only can doors not be kicked in by intruders, it protects against lock picking and bumping while in the locked position.
BrandDefender Security #ad
ManufacturerPrime-Line Products #ad
Height3 Inches
Length2.5 Inches
Weight0.35 Pounds
Width1.37 Inches
Part NumberU 11126
ModelU 11126
WarrantyGoods are warranted against manufacturing defects for 1 year. In no case is Prime-Line responsible for user related damage or damage incurred during installation. Warranty is void if products are subjected to abnormal conditions, misapplication or abuse.



ZZRUI Upgraded Door Stopper Security Alarm,Portable 120 Loud Entrance Alert Door Stop Alarm for Travel Home Apartment House 3 Packs …

ZZRUI #ad - Portable door stopper alarm – package include 3 door alarms, dorm rooms, hotels, apartments, each weight about 120g;easy to carry;alarm loud 120db to protect you;great for travel;ideal for bedrooms, front doors, etc;peace of mind when traveling or working alone.

Non-skid door stopper – the door stopper alarm in "off" status, hold door in open position, it can be used as common damping rubber base door wedge, no any loud alarm sound.3 sensitivity levels – low - medium - high, with an adjustable sensitivity switch on the side;H level is the most sensitive level that vibration will trigger an alarm;please note when the alarm sound gradually becomes smaller, it means to replace the new battery. Door stopper security alarm – the door stopper alarm in "on" status, helps wake/alert homeowner or renter, helps deter intruder and possibly notifies neighbors, the door alarm will be triggered while make extremely loud 120db alarm, when door pressure is applied, security protection.

Easy installation – no wiring needed; battery-operated requires 1x9v battery, not included;place it under the door, the gap bewteen the bottom of the door and the floor should be 10mm038 in to 35mm1. 35 in, smooth floor can try to use H-type sensitivity, it can not slide on tile when door opens, vibration-sensing alarm.
BrandZZRUI #ad
ManufacturerSimoHome #ad
Part NumberZZR001

4. Balai


Door Security Devices Portable Door Stopper Jammer Door Lock Brace for Bedroom Hotel Home Bar and Personal Protection Device Lockdown, That Lets You Lock Any Door Durable by Balai

Balai #ad - Widely used :the door barricade is perfect for anyone that needs privacy or security in any room their staying in assuming the door opens towards the room. Test the door, to make sure the Door Stopper is securely positioned. Your peace of mind is imperative so we offer a 1-year money back guarantee against manufacturer defects.

Personal security: The Door Stopper is a unique, new and convenient security aid. Simple and efficient way to provide privacy and security by preventing unwanted intrusions. Buy risk-free- 12 month warranty against manufacturer defects we insist on the highest quality materials and manufacturing processes to bring you this superior home security device. Adjust the foot so the Door Stopper is tightly fitted. Great for people in college, young travelers, or seniors, business travelers, the Door Stopper gives you an extra sense of security wherever you're staying.

Door jam universal compatibility: the product is not guaranteed to match all doors and terrain, please check our pictures carefully, it is not recommended to buy, our pictures clearly indicate the applicable doors and terrain. Note:the best door seam size for this product is 019”-1. 18” high. If your door seam exceeds this range, thank you.
BrandBalai #ad
ManufacturerBalai #ad
Part NumberFBA-BL-HSX0022A



Securityman 2-in-1 Adjustable Door Knob Jammer & Sliding Patio Door Security Bar 2 Pack , Constructed of High Grade Iron SECURITYBAR2,White

SECURITYMAN #ad - Adjustable and durable: bar can be adjusted between 22. 25"-43. 2-in-1 security bar & sliding door jammer: use this Device for two different purposes with easy interchangeable caps for hinged doors and sliding door/window.

7" and constructed of high grade iron to withstand 350 pounds of pressure please note: The sliding door Caps decrease the maximum length to 39. Easy to use: easily props under door knob and easy to remove, the security bar can also be easily adjusted. What's included: 2 security bars 2 Pack, door Caps 4pcs, sliding patio door & window Caps 4pcs. 25". Security bar 2 pack: angled rubber bottom that assures full contact and strong grip on all types of floors without scratching them.
ManufacturerMace Group Inc / Macally Peripherals #ad
Height2.8 Inches
Length25 Inches
Weight1.5 Pounds
Width3 Inches

6. Guard Dog Security


Guard Dog Security Door Jammer 2-in-1 Adjustable Door Knob Jammer & Sliding Patio Door Security Bar – 40 Different adjustments 1, White

Guard Dog Security #ad - Adjustable: door jammer adjusts from 25 in 63. 5 cm to 41. 5 in 105. 4 cm with 40 different positions to adjust most hinged and sliding doors.

With our 100% satisfaction policy, you can swap your product for another one if you aren't fully happy. Improved design: angled & squared rubber bottom assures full contact and strong grip on all types of floors without scratching them. Lifetime warranty: buy with confidence knowing Guard Dog guarantees the Door Jammer for life. Tough & durable: tubular shape and steel construction are made to withstand nearly 300 pounds of force. Protection everywhere: Whether at home, school or the office, the DoorKeeper keeps what you want out.
BrandGuard Dog Security #ad
ManufacturerGuard Dog Security #ad
Height2.5 Inches
Length28 Inches
Width2.5 Inches
Part NumberDS-GDDK1000SL
WarrantyNot applicable



COOLOUS Door Jammer Door Stopper Door Security Devices Portable Door Lock Brace for Bedroom Hotel Home Bar and Personal Protection Device Lockdown

COOLOUS #ad - Don't worry about your safety, you can easily remove the DoorJammer with an upward motion. Easy to use:whether you are an adult or a child, directly below the door handle. Adjust the foot so the Door Stopper is tightly fitted.

The hardest material:after years of research, it can firmly hold the door. In case of emergency, we have produced this product. 12-month warranty:against manufacturer defects we insist on the highest quality materials and manufacturing processes to bring you this superior home security device. Universal compatibility:compatible with all types of flooring, the innovative system of hinges and angles anchor the door stopper firmly to carpeted, tiled and laminate floors when outside pressure is exerted on the door.

Fully adjustable extension foot corresponding to the gap. Note:the best use door gap size is 019”-1. 18”. Your peace of mind is imperative. Carry-on protection:whether you're at home, at the office, at school or on vacation. You can carry this product with you. Very light but hard material can protect your safety.
BrandCOOLOUS #ad
ManufacturerCOOLOUS INC #ad

8. CodyCo


CodyCo Drop Open Bar Security Door Lock Brackets Fits 2x4 Boards 1 1/8" Wide

CodyCo #ad - Never rust - Very Strong. Corners Rounded. Designed to fit a Standard 2" x 4" Board. Pre-drilled Holes. Made of heavy guage 1/8" Marine Grade 5052 Aluminum Plate.
BrandCodyCo #ad
ManufacturerCodyCo Products #ad
Height1 Inches
Length7 Inches
Width1.25 Inches
Part NumberDBB1



Burglaries & looters | OnGARD Withstands up to 3000 Lbs of Violent Force | On Guard, OnGUARD Security Door Brace | Door Barricade | Prevents Home Invasions

OnGARD #ad - Self-install in Under 10 Minutes. Praised by locksmiths & Law Enforcement Nationwide. The ongard withstands up to 3000 Lbs of Violent Force Testing Available. Lifetime Warranty. The strongest door barricade in the world.
BrandOnGARD #ad
ManufacturerShatterGARD Inc. Global Security Experts #ad
Height3.1 Inches
Length10 Inches
Weight2.5 Pounds
Width2.5 Inches
Part NumberOnGARD SDBB2