Sterling Double Locking Night Latch Series Fully Expanded Product Overview

The Sterling Double Locking Night Latch is a premium night latch system designed to offer both dependable security and versatile installation for residential and commercial doors. Engineered to meet the needs of contemporary property owners, this night latch series comes in both standard (60mm) and narrow (40mm) backset options, with finishes including Brass, Grey, and Satin Chrome, catering to a variety of aesthetic and functional requirements.

Each variant features a double locking mechanism, providing the ability to deadlock the latch bolt and knob from outside using a full turn of the keysignificantly enhancing security against unauthorized entry. Built with high-quality materials and components, this range includes a 5-pin brass cylinder, brass keys, and is suitable for left and right hand opening doors between 35mm and 60mm in thickness.

Key Specifications (All Variants)

Feature Description Lock Type Double Locking Night Latch Backset Options 40mm (Narrow) or 60mm (Standard) Materials Latch body: Brass/Grey/Silver, Cylinder: Brass Plated or Satin Chrome Cylinder 5-pin, brass or satin chrome (finish-dependent) Keyway Standard section Door Thickness Compatibility 35mm to 60mm Locking Mechanism Bolt and knob deadlockable from the outside Operation Left & right-handed door compatibility Snib Function Bolt can be held in withdrawn position using internal snib Supplied Keys 23 solid brass keys (variant-dependent) Finish Options Brass, Grey, Satin Chrome

Individual Variant Breakdown

Product Name Backset Finish Boxed Weight Special Notes Sterling Double Locking Night Latch Narrow Brass 40mm 40mm Brass 600g Brass latch & brass plated cylinder Sterling Double Locking Night Latch Narrow Grey 40mm 40mm Grey 580g Grey latch & satin chrome cylinder Sterling Double Locking Night Latch Standard Grey 60mm 60mm Grey 860g Grey latch & satin chrome cylinder Sterling Double Locking Night Latch Standard Silver 60mm 60mm Satin Chrome 750g Silver latch & satin chrome cylinder Sterling Double Locking Night Latch Standard Brass 60mm 60mm Brass 720g Brass latch & brass plated cylinder

Key Features & Benefits

Enhanced Door Security: Deadlocks from outside using a full key turn, increasing resistance against forced entry.

Versatile Fit: Suitable for both left- and right-handed doors, with adjustable components for smooth integration.

Aesthetic Variety: Multiple elegant finishes to match existing hardware and dcor.

User Convenience: Snib allows internal hold-back function for free passage when required.

Trusted Construction: High-quality brass and zinc components ensure long-lasting durability and reliable performance.

Quick Installation: Supplied with all necessary fixings for fast and straightforward setup.

Usage Applications

Residential front doors

Apartment and flat entrances

Internal security doors

Utility and garage side doors

Frequently Asked Questions (FAQs)

Q: What is the difference between the 40mm and 60mm versions?
A: The 40mm variant is designed for narrow stile doors, while the 60mm version is for standard-width doors.

Q: Can this latch be installed on a UPVC door?
A: No, this night latch is primarily intended for wooden doors. For UPVC, a multipoint lock system is recommended.

Q: How many keys are included in the pack?
A: Typically, two to three brass keys are provided, depending on the variant.

Q: Can I get more keys cut?
A: Yes. The standard section keyway allows additional keys to be easily cut at locksmiths.

Q: Is the latch reversible for left or right opening?
A: Yes. All models are suitable for left and right hand doors.

Customer Reviews

Reliable & Strong
“Bought the brass 60mm model for our front door. Installation was simple, and it feels very secure. Highly recommend for anyone upgrading their old latch.” Michael T.

Great Value
“Good quality night latch for the price. I wish it came with a third key, but otherwise excellent.” Sarah K.

Smooth Operation
“We fitted the grey 40mm version on a side door. Smooth locking, solid build, and looks modern.” James R.

Conclusion

The Sterling Double Locking Night Latch is a robust, stylish, and secure solution for modern entryway protection. With options tailored for both standard and narrow doors, and finishes to match any style, this night latch series offers the reliability and performance needed in today’s residential and light commercial applications. Whether upgrading your front door security or fitting a new property, Sterlings trusted engineering delivers both peace of mind and practical convenience.