Best Sash Window Lock of 2025

Last updated on 12/10/2025

Advertising disclosure

Advertising disclosure

Most Relevant

Electronics Home & Kitchen Computers Office Supplies Toys & Games Sports & Fitness

Most Relevant

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

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

19% OffFree Shipping

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

Product image 1

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

19% OffFree Shipping

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

Value for Money

Yale Locks P6P119 Sash Window Bolts (Pack of 6)

Yale Locks P6P119 Sash Window Bolts (Pack of 6)

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

Product image 1

Product image 2

Product image 3

Product image 4

Yale Locks P6P119 Sash Window Bolts (Pack of 6)

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

Sash Window Fastener Brighton Pattern for Sliding Windows Satin Chrome

Sash Window Fastener Brighton Pattern for Sliding Windows Satin Chrome

Beautiful traditional brass design.
Prevents draughts and condensation.
Easy locking mechanism for convenience.

Main Highlights

SOLID BRASS- This material not only doesn't rust, but also provides a very traditional look to sash windows
SEALS WINDOWS- The strong nature of the fastener prevents draughts, condensation on the inside of windows as well as providing security to your home
USER FRIENDLY- Ridges thumb turn allows for easy locking
EASY TO FIT- Fastener comes with 4 screws, which can easily be fitted when assembling

Product image 1

Product image 2

Product image 3

Product image 4

Sash Window Fastener Brighton Pattern for Sliding Windows Satin Chrome

Beautiful traditional brass design.
Prevents draughts and condensation.
Easy locking mechanism for convenience.

Main Highlights

SOLID BRASS- This material not only doesn't rust, but also provides a very traditional look to sash windows
SEALS WINDOWS- The strong nature of the fastener prevents draughts, condensation on the inside of windows as well as providing security to your home
USER FRIENDLY- Ridges thumb turn allows for easy locking
EASY TO FIT- Fastener comes with 4 screws, which can easily be fitted when assembling

2X Solid Brass Sash Window Lever Arm Fasteners - Slide Locking Wood Frame Latches

2X Solid Brass Sash Window Lever Arm Fasteners - Slide Locking Wood Frame Latches

Elegant solid brass construction.
Effortless arm lever mechanism.
Ideal for all windows.

Main Highlights

Solid Brass
Arm Lever Simply Levers Over The Receiver To Lock In Place
For Renovation Projects And New Windows
Suitable For Both Timber And Upvc Windows
Screws Included

Product image 1

Product image 2

2X Solid Brass Sash Window Lever Arm Fasteners - Slide Locking Wood Frame Latches

Elegant solid brass construction.
Effortless arm lever mechanism.
Ideal for all windows.

Main Highlights

Solid Brass
Arm Lever Simply Levers Over The Receiver To Lock In Place
For Renovation Projects And New Windows
Suitable For Both Timber And Upvc Windows
Screws Included

10x Sash Jammers Window Locks for UPVC PVC Doors Windows Home Security Zinc Cast Alloy Sash Jammer Flush Lock Blocker

10x Sash Jammers Window Locks for UPVC PVC Doors Windows Home Security Zinc Cast Alloy Sash Jammer Flush Lock Blocker

Durable and high quality.
Easy and quick installation.
Enhances home security effortlessly.

Main Highlights

Strong Zinc Cast Alloy Construction, Durability and Quality Guaranteed
Pack of 10 Sash Jammers, comes with fixing screws, cap covers, button. Simple installation within minutes and easy to use
These versatile Sash Jammers can be fitted to both inward and outward opening doors and windows
White Powder Coated Finish to match with your Doors and Windows
Great accessory for increased home security on your PVC , UPVC , Wooden Doors and Windows. Giving you a bit more peace of mind knowing you have extra locks on our windows

Product image 1

Product image 2

Product image 3

Product image 4

10x Sash Jammers Window Locks for UPVC PVC Doors Windows Home Security Zinc Cast Alloy Sash Jammer Flush Lock Blocker

Durable and high quality.
Easy and quick installation.
Enhances home security effortlessly.

Main Highlights

Strong Zinc Cast Alloy Construction, Durability and Quality Guaranteed
Pack of 10 Sash Jammers, comes with fixing screws, cap covers, button. Simple installation within minutes and easy to use
These versatile Sash Jammers can be fitted to both inward and outward opening doors and windows
White Powder Coated Finish to match with your Doors and Windows
Great accessory for increased home security on your PVC , UPVC , Wooden Doors and Windows. Giving you a bit more peace of mind knowing you have extra locks on our windows

Merriway BH05754 Brighton Style Screw Down Sash Window Fastener Lock-Polished Chrome

Merriway BH05754 Brighton Style Screw Down Sash Window Fastener Lock-Polished Chrome

Enhances sash window security.
Effortless installation process.
Sleek chrome finish option.

Main Highlights

Ideal for sash window security Easy to install Available in a chrome finish Manufacturer: Bulk Hardware Limited
Item length: 2.5 centimeters
Item height: 10.0 centimeters
Ideal for sash window security easy to install available in a chrome finish

Product image 1

Product image 2

Merriway BH05754 Brighton Style Screw Down Sash Window Fastener Lock-Polished Chrome

Enhances sash window security.
Effortless installation process.
Sleek chrome finish option.

Main Highlights

Ideal for sash window security Easy to install Available in a chrome finish Manufacturer: Bulk Hardware Limited
Item length: 2.5 centimeters
Item height: 10.0 centimeters
Ideal for sash window security easy to install available in a chrome finish

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

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

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

Product image 1

Product image 2

Product image 3

Product image 4

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

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

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

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

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

Product image 1

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

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

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

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

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

Product image 1

Product image 2

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

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

White Hinge 2X Brass Sash Window Fitch Fasteners & Screws

White Hinge 2X Brass Sash Window Fitch Fasteners & Screws

High-quality brass material.
Ideal for wooden windows.
Effective locking mechanism.

Main Highlights

2x Premium Solid Brass Window Twist Lock Fitch Fasteners | Each One Comes With 4 Screws
Sash Window Fitch Fastener Suitable For Wooden Windows
Half Circular Design To Ensure A Good Locking Mechanism
Receiver Length: 65mm | Receiver Width: 16mm
Lock Length: 65mm | Lock Width: 28mm

Product image 1

White Hinge 2X Brass Sash Window Fitch Fasteners & Screws

High-quality brass material.
Ideal for wooden windows.
Effective locking mechanism.

Main Highlights

2x Premium Solid Brass Window Twist Lock Fitch Fasteners | Each One Comes With 4 Screws
Sash Window Fitch Fastener Suitable For Wooden Windows
Half Circular Design To Ensure A Good Locking Mechanism
Receiver Length: 65mm | Receiver Width: 16mm
Lock Length: 65mm | Lock Width: 28mm

We scanned 743 products

We reviewed these offers relevant to the Sash Window Lock 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, Yale, EAI, White Hinge, ASelected, Merriway, TERF, 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 Lock 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:

The clear winner of our analysis is ERA 826-33 Sash Window Screw Locks - Brass (6 Pieces). We love many things about this product by ERA. What sets it apart from the competition is Concealed for seamless look, Provides secure key locking, Simple, discreet installation.
The best value product for most shoppers and where user satisfaction is continuously the highest is Yale Locks P6P119 Sash Window Bolts (Pack of 6) by Yale based on online reviews by bloggers, experts and online shoppers.
The biggest bargain at the moment for Sash Window Lock and the best cost-to-value ratio is ERA 826-33 Sash Window Screw Locks - Brass (6 Pieces)at ERA with a 19% discount.
Our list of the best Sash Window Lock is updated regularly to reflect new releases and changes in product availability, so be sure to check back often for the latest rankings and discounts.