Overview: Trusted 3 Lever Sash Lock for Secure Internal Doors

The 3 lever sash lock 3 inch smaller case mortice door lock provides reliable, standard security for timber and internal doors. Designed to fit doors up to 54mm thickness, this 3 lever sash lock combines proven mechanical strength with ease of installation, making it a top choice for residential and commercial applications.

Key Features & Benefits

Feature	Benefit	Symbol
3 Lever Mechanism	Standard security level	🔐
Smaller 3 inch case	Fits tighter doors and narrow frames	📏
Reversible latch	Suitable for both left and right hinged doors	🔄
Supplied with 2 steel keys	Unique over 100 key combinations	🗝️
Easy installation	Quick fit with clear instructions	⚙️
Satin Brass or Chrome finish	Durable and attractive appearance	✨

Who Should Choose This 3 Lever Sash Lock?

Homeowners seeking a dependable security lock for internal doors.
Renovators updating existing door hardware with a compact lock model.
Property managers who require consistent, cost-effective security solutions.
Builders and contractors fitting new builds with trusted, quality hardware.

Product Specifications ⚙️

Lock Type: Mortice sash lock
Case Size: 3 inches (smaller case version)
Latch Type: Reversible latch for versatile door fitting
Material: Steel internal components, brass or chrome finish external
Keys Supplied: 2 steel, uniquely numbered for security
Door Thickness Compatibility: Up to 54mm
Standards: BS EN 12209 (where applicable)
Guarantee: 10-year mechanical warranty

Installation Quick Guide 🛠️

Remove old lock hardware from the door.
Measure and prepare the door edge for the smaller 3 inch mortice case.
Insert the lock case and secure with screws.
Fit the latch and deadbolt components ensuring smooth operation.
Attach handles or levers and test locking mechanism with supplied keys.
Adjust for smooth latch movement and lock function.

Comparison Table: 3 Lever Sash Lock Variants

Feature	Standard 3 Lever Sash Lock	Smaller 3 Inch Case Model	Budget Lock Alternative
Case Size	64 – 76mm	3 Inches (compact)	Typically larger, less flexible
Security Level	Standard (3 lever)	Same as standard	Usually 2 lever or lower
Installation Ease	Moderate	Easier for tight spaces	Varies, often tricky
Finish Options	Brass, Chrome	Same	Often limited finishes
Key Variation	Over 100	Over 100	Low key variation

Why Buy This Lock? 🏆

Reliable Security: The 3 lever mechanism offers robust protection ideal for most internal doors.
Space-Saving Size: Smaller 3 inch case fits narrower doors and frames, making it versatile.
Easy to Fit: Reversible latch and supplied components ease installation on site.
Durable: Premium brass or chrome finish resists corrosion and wear.
Trusted Guarantee: Built to last, backed by a 10-year mechanical warranty.

Emotional Hooks 💡💥

Protect what matters most—your family, belongings, and peace of mind with a reliable lock you can trust.
Feel confident in your home or office security with a lock designed for durability and convenience.
Enjoy hassle-free installation and lasting performance that saves time and money.
Upgrade your door hardware today with a lock that blends function and style perfectly.

FAQs ❓

Q: Can this lock be used on both left and right hinged doors?
A: Yes, the reversible latch allows flexibility for either door handing.

Q: What size doors is this lock suitable for?
A: It fits timber doors up to 54mm thickness, commonly found in homes and offices.

Q: How secure is a 3 lever lock compared to others?
A: 3 lever locks provide good standard security commonly used for internal doors. For higher security, 5 or 7 lever locks may be used.

Q: Are keys provided with the lock?
A: Yes, two steel keys with unique coding are supplied to ensure key control.

Call to Action 🚀

Upgrade your internal door security with the 3 lever sash lock 3 inch smaller case mortice door lock for a flawless blend of protection, style, and convenience. Order now to enjoy fast delivery and trusted quality!