10 bestLock For Windowsof April 2026

112M consumers helped this year.

15% off

1

Window Security Bar, 16 to 51Inch Adjustable Sliding Door Lock Bar- Dual Use-Patio Sliding Door Security Bar or Window Security Lock, Child Proof Window Security Bars Window Stopper

Window Security Bar, 16 to 51Inch Adjustable Sliding Door Lock Bar- Dual Use-Patio Sliding Door Security Bar or Window Security Lock, Child Proof Window Security Bars Window Stopper

Window Security Bar, 16 to 51Inch Adjustable Sliding Door Lock Bar- Dual Use-Patio Sliding Door Security Bar or Window Security Lock, Child Proof Window Security Bars Window Stopper

DEROFIT

10.0

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2

Sliding Door Security Bar，17.7-50.5inch Adjustable Locking Window Safety Bar with Rubber Tips,Diameter 1inch Window Security Bar for Home Apartment (White)

Sliding Door Security Bar，17.7-50.5inch Adjustable Locking Window Safety Bar with Rubber Tips,Diameter 1inch Window Security Bar for Home Apartment (White)

Sliding Door Security Bar，17.7-50.5inch Adjustable Locking Window Safety Bar with Rubber Tips,Diameter 1inch Window Security Bar for Home Apartment (White)

diig

10.0

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3

Truth TH23056 Low Profile Casement Window Lock (Single Pack)

Truth TH23056 Low Profile Casement Window Lock (Single Pack)

Prime-Line

9.9

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4

4Pack Sliding Glass Door Locks for Child Safety, Baby Proof Closets, Sliding Window Locks, with Strong 3M Adhesive Tape, No Screws or Drills, Easy Clean (Green)

4Pack Sliding Glass Door Locks for Child Safety, Baby Proof Closets, Sliding Window Locks, with Strong 3M Adhesive Tape, No Screws or Drills, Easy Clean (Green)

4Pack Sliding Glass Door Locks for Child Safety, Baby Proof Closets, Sliding Window Locks, with Strong 3M Adhesive Tape, No Screws or Drills, Easy Clean (Green)

LATIBELL

9.7

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5

Burglabar 2 Pack Great for Sliding Patio Door Lock, (Use 2 for Doors), Sliding Window Lock, Sliding Basement Windows Lock, Child Safety Lock, RV Lock

Burglabar 2 Pack Great for Sliding Patio Door Lock, (Use 2 for Doors), Sliding Window Lock, Sliding Basement Windows Lock, Child Safety Lock, RV Lock

Burglabar 2 Pack Great for Sliding Patio Door Lock, (Use 2 for Doors), Sliding Window Lock, Sliding Basement Windows Lock, Child Safety Lock, RV Lock

Buglabar

9.5

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OtherRelated productsUp to 17% off

Pe Fraser B-015 Sliding Window Lock – Automatic Spring Mechanism – Easy to Use – White Plastic Design – Made in Quebec, Canada by Soniplastic

Pe Fraser B-015 Sliding Window Lock – Automatic Spring Mechanism – Easy to Use – White Plastic Design – Made in Quebec, Canada by Soniplastic

Window Locks for Sliding Windows(4 Sets)-Sliding Window Security Lock with Keys-Window Locks for Up and Down Windows-Easy Installation Without Drilling-Adjustable Aluminum Sliding Door Lock(Black)

Window Locks for Sliding Windows(4 Sets)-Sliding Window Security Lock with Keys-Window Locks for Up and Down Windows-Easy Installation Without Drilling-Adjustable Aluminum Sliding Door Lock(Black)

Window Locks (2 Sets), Window Locks for Up and Down Windows, Sliding Window Locks, Window Locks for Horizontal Sliding Windows, Child Proof Window Locks Security, Adjustable Window Stoppers (Black)

Window Locks (2 Sets), Window Locks for Up and Down Windows, Sliding Window Locks, Window Locks for Horizontal Sliding Windows, Child Proof Window Locks Security, Adjustable Window Stoppers (Black)

Window Locks, 15 Pack Window Locks for Vertical and Horizontal Windows, Sliding Window Locks, Adjustable Aluminum Window Stoppers, Window Security, No-Drill Install, Fits Tracks up to 3/16" Wide

Window Locks, 15 Pack Window Locks for Vertical and Horizontal Windows, Sliding Window Locks, Adjustable Aluminum Window Stoppers, Window Security, No-Drill Install, Fits Tracks up to 3/16" Wide

59% off

6

Prime-Line Products TH 24015 Truth Hardware Maxim Locking Handle, Bright White

Prime-Line Products TH 24015 Truth Hardware Maxim Locking Handle, Bright White

Prime-Line Products TH 24015 Truth Hardware Maxim Locking Handle, Bright White

Prime-Line

9.3

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7

Pe Fraser OP-076-BLANC, Amesbury Truth, Multi Point Window Lock, White, Truth Hardware

Pe Fraser OP-076-BLANC, Amesbury Truth, Multi Point Window Lock, White, Truth Hardware

Pe Fraser OP-076-BLANC, Amesbury Truth, Multi Point Window Lock, White, Truth Hardware

Ferco

9.1

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8

Pe Fraser B-013 Sliding Window Locks – Pack of 4 – Easy to Use – 1 13/16" Center-to-Center Screw Hole Distance – Suitable for Various Window Types

Pe Fraser B-013 Sliding Window Locks – Pack of 4 – Easy to Use – 1 13/16" Center-to-Center Screw Hole Distance – Suitable for Various Window Types

Pe Fraser B-013 Sliding Window Locks – Pack of 4 – Easy to Use – 1 13/16" Center-to-Center Screw Hole Distance – Suitable for Various Window Types

Generic

8.9

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9

Child Proof Window Sliding Door Lock 2 Grey Packs (Suit for Working Space Over 0.42in and Under 1.18in) Security Your Baby Safe and Protect Kid outof Dangerous at Home (2, Grey)

Child Proof Window Sliding Door Lock 2 Grey Packs (Suit for Working Space Over 0.42in and Under 1.18in) Security Your Baby Safe and Protect Kid outof Dangerous at Home (2, Grey)

Child Proof Window Sliding Door Lock 2 Grey Packs (Suit for Working Space Over 0.42in and Under 1.18in) Security Your Baby Safe and Protect Kid outof Dangerous at Home (2, Grey)

Goodv

8.6

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10

[Upgrade] 2 Pack Window Safety Locks for UPVC & 4 Window Corner Guards,Refrigerator Lock for Childproof Pet,Child Baby Safety Window Restrictor Self Adhesive Security Wire Catch with Screw and Key

[Upgrade] 2 Pack Window Safety Locks for UPVC & 4 Window Corner Guards,Refrigerator Lock for Childproof Pet,Child Baby Safety Window Restrictor Self Adhesive Security Wire Catch with Screw and Key

[Upgrade] 2 Pack Window Safety Locks for UPVC & 4 Window Corner Guards,Refrigerator Lock for Childproof Pet,Child Baby Safety Window Restrictor Self Adhesive Security Wire Catch with Screw and Key

BECOMTO

8.3

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