Best Sash Window Locks of 2026

Last updated on 07/03/2026
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1
ERA 826-33 Sash Window Screw Locks - Brass (6 Pieces)

ERA 826-33 Sash Window Screw Locks - Brass (6 Pieces)

ERA
Why we love it
  • Concealed for seamless look.
  • Provides secure key locking.
  • Simple, discreet installation.
Main Highlights
  • Suitable for the majority of sliding sash winodws.
  • Concealed when fittted
  • Supplied with one key
  • Two Screws per window recommended
  • Locked via a key when both sashes are in the closed position
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9.7
Exceptional
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9.7
Exceptional
ERA

ERA 826-33 Sash Window Screw Locks - Brass (6 Pieces)

Why we love it
  • Concealed for seamless look.
  • Provides secure key locking.
  • Simple, discreet installation.
Main Highlights
  • Suitable for the majority of sliding sash winodws.
  • Concealed when fittted
  • Supplied with one key
  • Two Screws per window recommended
  • Locked via a key when both sashes are in the closed position
Show More
Value for Money
2
TERF® Traditional Vintage Polished Brass Sash Window Lock Catch Latch Fitch Fastener With Fixing Screws For Wood Aluminium UPVC Vinyl Frames - Pack of 2
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TERF® Traditional Vintage Polished Brass Sash Window Lock Catch Latch Fitch Fastener With Fixing Screws For Wood Aluminium UPVC Vinyl Frames - Pack of 2

TERF
Why we love it
  • Stylish polished brass finish.
  • Non-locking design for convenience.
  • Versatile for various window types.
Main Highlights
  • Package content: 2 Pcs Polished Brass Sash Window Fitch Fastener with Fixing Screw ★【 Note 】:- Before Buy Please Check Your Require Pattern, Size and Pack Quantity
  • Material: Manufactured from Polished Brass
  • High Quality Non-Locking Fitch Pattern Sash Fastener
  • Suitable For Both Timber And Upvc Windows
  • Close sash windows securely
Show More
9.7
Exceptional
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9.7
Exceptional
TERF

TERF® Traditional Vintage Polished Brass Sash Window Lock Catch Latch Fitch Fastener With Fixing Screws For Wood Aluminium UPVC Vinyl Frames - Pack of 2

Why we love it
  • Stylish polished brass finish.
  • Non-locking design for convenience.
  • Versatile for various window types.
Main Highlights
  • Package content: 2 Pcs Polished Brass Sash Window Fitch Fastener with Fixing Screw ★【 Note 】:- Before Buy Please Check Your Require Pattern, Size and Pack Quantity
  • Material: Manufactured from Polished Brass
  • High Quality Non-Locking Fitch Pattern Sash Fastener
  • Suitable For Both Timber And Upvc Windows
  • Close sash windows securely
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3
Aongray Window Sash Jammer Locks Set,4 Pack Zinc Cast Alloy Window Anti-Theft Lock Buckle,Extra Security Locks for uPVC Window & Doors and Home Security
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Aongray Window Sash Jammer Locks Set,4 Pack Zinc Cast Alloy Window Anti-Theft Lock Buckle,Extra Security Locks for uPVC Window & Doors and Home Security

Aongray
Why we love it
  • Strong and durable construction.
  • Includes all necessary hardware.
  • Easy to install quickly.
Main Highlights
  • What you will get: 4 packs Sash Jammers come with suffient corresponding fixing screws , knock on cover caps and so on. Providing additional security for your UPVC/PVC Doors or Windows.
  • Strong Alloy Construction: The Sash Jammers are constructed from strong cast zinc alloy with performance and strength in mind.White Powder Coated Finish,a good match with your windows and doors.
  • Keys Included: Key locking for additional security,The locking system and key are both oxidation and corrosion resistant to prevent damage or wear and tear.
  • Easy to install: Simple installation within minutes，just twist the interference arm to lock or release the window sash, fully ensuring safety.The Aongray window locks for upvc windows come supplied with all fixtures and fittings such as screws and a key.
  • Wide application: These multifunctional sash jammers are suitable for doors and windows that open inward and outward, such as room doors, windows, bathroom doors or balcony windows,etc.Used in homes, residential accommodation, hospitals, schools, universities and offices.
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9.7
Exceptional
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9.7
Exceptional
Aongray

Aongray Window Sash Jammer Locks Set,4 Pack Zinc Cast Alloy Window Anti-Theft Lock Buckle,Extra Security Locks for uPVC Window & Doors and Home Security

Why we love it
  • Strong and durable construction.
  • Includes all necessary hardware.
  • Easy to install quickly.
Main Highlights
  • What you will get: 4 packs Sash Jammers come with suffient corresponding fixing screws , knock on cover caps and so on. Providing additional security for your UPVC/PVC Doors or Windows.
  • Strong Alloy Construction: The Sash Jammers are constructed from strong cast zinc alloy with performance and strength in mind.White Powder Coated Finish,a good match with your windows and doors.
  • Keys Included: Key locking for additional security,The locking system and key are both oxidation and corrosion resistant to prevent damage or wear and tear.
  • Easy to install: Simple installation within minutes，just twist the interference arm to lock or release the window sash, fully ensuring safety.The Aongray window locks for upvc windows come supplied with all fixtures and fittings such as screws and a key.
  • Wide application: These multifunctional sash jammers are suitable for doors and windows that open inward and outward, such as room doors, windows, bathroom doors or balcony windows,etc.Used in homes, residential accommodation, hospitals, schools, universities and offices.
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4
Yale Locks P6P119 Sash Window Bolts (Pack of 6)
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Yale Locks P6P119 Sash Window Bolts (Pack of 6)

Yale
Why we love it
  • Bolts concealed within window.
  • Suitable for timber windows.
  • Yale recommended for security.
Main Highlights
  • It is recommended to use two bolts per frame
  • Studs hidden in the frame
  • Pack of 6
  • Suitable for wooden sliding windows
  • 2 year warranty
Show More
9.5
Superb
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9.5
Superb
Yale

Yale Locks P6P119 Sash Window Bolts (Pack of 6)

Why we love it
  • Bolts concealed within window.
  • Suitable for timber windows.
  • Yale recommended for security.
Main Highlights
  • It is recommended to use two bolts per frame
  • Studs hidden in the frame
  • Pack of 6
  • Suitable for wooden sliding windows
  • 2 year warranty
Show More
5
TERF® Traditional Polished Chrome Sash Window Lock Catch Latch Fitch Fastener With Fixing Screws For Wood Aluminium UPVC Vinyl Frames - Pack of 1
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TERF® Traditional Polished Chrome Sash Window Lock Catch Latch Fitch Fastener With Fixing Screws For Wood Aluminium UPVC Vinyl Frames - Pack of 1

TERF
Why we love it
  • Polished chrome material enhances durability.
  • Fits timber and UPVC windows.
  • Secures sash windows effectively.
Main Highlights
  • Package content: 1 Pcs Polished Chrome Sash Window Fitch Fastener with Fixing Screw ★【 Note 】:- Before Buy Please Check Your Require Pattern, Size and Pack Quantity
  • Material: Manufactured from Polished Chrome
  • High Quality Non-Locking Fitch Pattern Sash Fastener
  • Suitable For Both Timber And Upvc Windows
  • Close sash windows securely
Show More
9.4
Superb
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9.4
Superb
TERF

TERF® Traditional Polished Chrome Sash Window Lock Catch Latch Fitch Fastener With Fixing Screws For Wood Aluminium UPVC Vinyl Frames - Pack of 1

Why we love it
  • Polished chrome material enhances durability.
  • Fits timber and UPVC windows.
  • Secures sash windows effectively.
Main Highlights
  • Package content: 1 Pcs Polished Chrome Sash Window Fitch Fastener with Fixing Screw ★【 Note 】:- Before Buy Please Check Your Require Pattern, Size and Pack Quantity
  • Material: Manufactured from Polished Chrome
  • High Quality Non-Locking Fitch Pattern Sash Fastener
  • Suitable For Both Timber And Upvc Windows
  • Close sash windows securely
Show More
6
Merriway BH04797 (2 Pcs) Bright Zinc Plated Brighton Style Sash Window Lock Fastener - Pack of 2 Pieces
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Merriway BH04797 (2 Pcs) Bright Zinc Plated Brighton Style Sash Window Lock Fastener - Pack of 2 Pieces

Merriway
Why we love it
  • Classic and reliable design.
  • Easy to use mechanism.
  • Ideal for sash windows.
Main Highlights
  • Pack of 2 x bzp 'Brighton' Style sash window fasteners
  • A classic method of fastening and locking sliding sash windows
  • Simply lower the toggle arm into the and screw the knob into the keep, reverse to unlock
  • Length of toggle arm from end to ball is 45mm
  • Plate dimensions: 45mm x 22mm
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9.3
Superb
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9.3
Superb
Merriway

Merriway BH04797 (2 Pcs) Bright Zinc Plated Brighton Style Sash Window Lock Fastener - Pack of 2 Pieces

Why we love it
  • Classic and reliable design.
  • Easy to use mechanism.
  • Ideal for sash windows.
Main Highlights
  • Pack of 2 x bzp 'Brighton' Style sash window fasteners
  • A classic method of fastening and locking sliding sash windows
  • Simply lower the toggle arm into the and screw the knob into the keep, reverse to unlock
  • Length of toggle arm from end to ball is 45mm
  • Plate dimensions: 45mm x 22mm
Show More
7
TERF® Traditional Vintage Polished Brass Sash Window Lock Fastener Arm Type With Fixing Screws For Wood Aluminium UPVC Vinyl Frames - Pack of 1
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TERF® Traditional Vintage Polished Brass Sash Window Lock Fastener Arm Type With Fixing Screws For Wood Aluminium UPVC Vinyl Frames - Pack of 1

TERF
Why we love it
  • Polished brass adds elegance.
  • Quadrant style swing arm.
  • Works on timber and UPVC.
Main Highlights
  • Package content: 1 Pcs Polished Brass Sash Window Fastener with Fixing Screw ★【 Note 】:- Before Buy Please Check Your Require Pattern, Size and Pack Quantity
  • Material: Manufactured from Polished Brass
  • Quadrant style swing arm type sash window fastener
  • Suitable For Both Timber And Upvc Windows
  • Close sash windows securely
Show More
9.3
Superb
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9.3
Superb
TERF

TERF® Traditional Vintage Polished Brass Sash Window Lock Fastener Arm Type With Fixing Screws For Wood Aluminium UPVC Vinyl Frames - Pack of 1

Why we love it
  • Polished brass adds elegance.
  • Quadrant style swing arm.
  • Works on timber and UPVC.
Main Highlights
  • Package content: 1 Pcs Polished Brass Sash Window Fastener with Fixing Screw ★【 Note 】:- Before Buy Please Check Your Require Pattern, Size and Pack Quantity
  • Material: Manufactured from Polished Brass
  • Quadrant style swing arm type sash window fastener
  • Suitable For Both Timber And Upvc Windows
  • Close sash windows securely
Show More
8
ERA 822 Sash Window Stop - PB 2 Locks + 1 Key Visi

ERA 822 Sash Window Stop - PB 2 Locks + 1 Key Visi

ERA
Why we love it
  • Elegant brass finish adds style.
  • Perfect for wooden windows.
  • Comes with key included.
Main Highlights
  • ERA 822 Sash Window Stop - PB 2 Locks + 1 Key Visi
Show More
9.2
Superb
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9.2
Superb
ERA

ERA 822 Sash Window Stop - PB 2 Locks + 1 Key Visi

Why we love it
  • Elegant brass finish adds style.
  • Perfect for wooden windows.
  • Comes with key included.
Main Highlights
  • ERA 822 Sash Window Stop - PB 2 Locks + 1 Key Visi
Show More
9
Prime-Line U 9928 Keyed Sash Lock –Security Lock Only Unlocks with Key – for Aluminum, Vinyl or Wood Double-Hung Windows – 2” Hole Centers – Heavy-Duty Zinc Diecast, White (Single Pack)
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Prime-Line U 9928 Keyed Sash Lock –Security Lock Only Unlocks with Key – for Aluminum, Vinyl or Wood Double-Hung Windows – 2” Hole Centers – Heavy-Duty Zinc Diecast, White (Single Pack)

Prime-Line
47% Off
Why we love it
  • Child-proof design enhances safety.
  • Easy installation with included screws.
  • Durable materials ensure long-lasting use.
Main Highlights
  • WINDOW SASH LOCK – This window sash lock can be used on vertical single and double hung sliding windows, and on horizontal sliding windows. It can be installed on windows constructed of aluminum, wood and vinyl sash and frames.
  • CHILD-PROOF– Prime-Line Keyed Sash Lock is designed to child-proof sliding windows and secure windows at high elevation. The lock can only be opened with the included key, keeping curious kids safely inside.
  • EASY INSTALLATION – Installation is easy with all screws included. The sash lock features a 1 inch deep base, 5/8 inch deep keeper, 1/2 inch backset on lock base, 1/4 inch backset on keeper with 2 inch mounting hole center spacing on both the keeper and cam-action keyed locking latch.
  • DURABLE – Made of heavy-duty diecast zinc with a white enamel finish, this child-proof sash lock is strong, durable and made to last with Phillips and One-Way fasteners
  • NON-TURNING KEY - When the key is inserted into the keyhole, the thumb turn and cam are released allowing it to be rotated open or rotated closed. To lock the device in the open or closed position, simply remove the key from the lock.
  • NOTE – Please refer to the line art for dimensions and compare with your needs before ordering (Not Universal)
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9.1
Superb
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9.1
Superb
Prime-Line

Prime-Line U 9928 Keyed Sash Lock –Security Lock Only Unlocks with Key – for Aluminum, Vinyl or Wood Double-Hung Windows – 2” Hole Centers – Heavy-Duty Zinc Diecast, White (Single Pack)

47% Off
Why we love it
  • Child-proof design enhances safety.
  • Easy installation with included screws.
  • Durable materials ensure long-lasting use.
Main Highlights
  • WINDOW SASH LOCK – This window sash lock can be used on vertical single and double hung sliding windows, and on horizontal sliding windows. It can be installed on windows constructed of aluminum, wood and vinyl sash and frames.
  • CHILD-PROOF– Prime-Line Keyed Sash Lock is designed to child-proof sliding windows and secure windows at high elevation. The lock can only be opened with the included key, keeping curious kids safely inside.
  • EASY INSTALLATION – Installation is easy with all screws included. The sash lock features a 1 inch deep base, 5/8 inch deep keeper, 1/2 inch backset on lock base, 1/4 inch backset on keeper with 2 inch mounting hole center spacing on both the keeper and cam-action keyed locking latch.
  • DURABLE – Made of heavy-duty diecast zinc with a white enamel finish, this child-proof sash lock is strong, durable and made to last with Phillips and One-Way fasteners
  • NON-TURNING KEY - When the key is inserted into the keyhole, the thumb turn and cam are released allowing it to be rotated open or rotated closed. To lock the device in the open or closed position, simply remove the key from the lock.
  • NOTE – Please refer to the line art for dimensions and compare with your needs before ordering (Not Universal)
Show More
10
Lever Lock Sash Window Fastener Twist Catch Latch + Screws - (Polished Brass)

Lever Lock Sash Window Fastener Twist Catch Latch + Screws - (Polished Brass)

WITPOCE
Why we love it
  • Sprung loaded for easy use.
  • Comes with screws included.
  • Available in various finishes.
Main Highlights
  • Individually packed and comes complete with screws
  • Dimensions: Overall width: 55mm
  • Sprung loaded
  • For use on sash windows
  • Available in various finishes
Show More
8.9
Excellent
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8.9
Excellent
WITPOCE

Lever Lock Sash Window Fastener Twist Catch Latch + Screws - (Polished Brass)

Why we love it
  • Sprung loaded for easy use.
  • Comes with screws included.
  • Available in various finishes.
Main Highlights
  • Individually packed and comes complete with screws
  • Dimensions: Overall width: 55mm
  • Sprung loaded
  • For use on sash windows
  • Available in various finishes
Show More

We scanned 743 products

We reviewed these offers relevant to the Sash Window Locks within online retailers such as Amazon, eBay and other local retailers, ensuring we covered all major brands and models. The products we selected come from trusted brands like ERA, TERF, Aongray, Yale, Merriway, Prime-Line, WITPOCE, all of which have a reputation for consistently delivering high-quality products that users love and innovative approaches for function & design.
For the best Sash Window Locks in the market, we considered we took a deep dive into 3716 online reviews , focusing on elements like user satisfaction, performance in real-world conditions, and long-term reliability. Our ranking also evaluates each review’s relevancy, authenticity, up-to-dateness and depth so that the comparison is more sound.

We concluded that: