Different Types of Latches

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The word “latch” covers several different types of door hardware. Some simply hold a door closed, some provide internal privacy and others form part of an entrance-door locking system.

Choosing the right type means looking at the door, its location and how it needs to operate before selecting a style or finish. This guide explains the differences between traditional thumb latches, cottage latches, night latches, privacy latches and tubular latches.

Browse our wider collection of door latches and locks.

Table of Contents

• Do You Need a Latch or a Lock?
• Suffolk Latches
• Tuscan Latches
• Thumb Latches with Armor-Coat
• Suffolk Latches with T-Bars
• Cottage Latches
• Night Latches
• Privacy Latches
• Tubular Latches
• How to Choose the Right Latch
• Frequently Asked Questions

Do You Need a Latch or a Lock?

A latch keeps a door closed but does not necessarily lock it. A lock includes a mechanism designed to restrict access, normally using a key, cylinder, bolt or privacy control.

Before choosing your hardware, decide whether the door needs to:

• Remain closed without locking
• Provide privacy inside the home
• Restrict access with a key
• Provide security for an external entrance
• Operate from one side or both sides
• Withstand outdoor exposure

A traditional thumb latch may be ideal for an internal ledge-and-brace door, while a tubular latch is commonly used with a door handle or knob. A night latch has a different purpose and is typically installed as part of an external-door locking arrangement.

Suffolk Latches

A Suffolk latch is a traditional thumb latch particularly associated with ledge-and-brace timber doors. Pressing the thumb piece lifts a latch bar on the opposite face, allowing the door to open.

The classic design uses a rounded penny-end detail. Traditional versions are commonly made from hand-forged mild steel and finished in black beeswax or a pewter-style patina.

Our Suffolk Latch Black is intended for internal doors. Its black beeswax finish provides traditional character but is not recommended for external exposure.

Best suited to

• Internal ledge-and-brace doors
• Cottages, barn conversions and period interiors
• Doors where visible hand-forged ironmongery is part of the design

Tuscan Latches

A Tuscan latch works in much the same way as a Suffolk latch but uses an arrow-end design rather than a rounded penny end. This produces a more angular Gothic appearance.

The hand-forged markings and elongated arrow detail make this style particularly suited to substantial ledge-and-brace doors and traditional interiors.

View the Tuscan Latch in Pewter.

Best suited to

• Internal ledge-and-brace doors
• Gothic and medieval-inspired interiors
• Projects using coordinating arrow-end hinges and door furniture

Thumb Latches with Armor-Coat

Traditional black beeswax and pewter finishes are generally intended for internal use. For an exterior or garden door, choose a product specifically designed to withstand outdoor exposure.

The Thumb Latch with Armor-Coat combines a traditional penny-end design with an exterior-grade anti-corrosion finish. The product is intended for internal and external use.

According to the current product specification, the Armor-Coat finish has achieved Grade 5 under BS EN 1670:2007 corrosion-resistance testing. This rating concerns the hardware’s resistance to corrosion; it does not make the latch a security lock.

Best suited to

• Exterior timber doors and garden gates
• Projects requiring a traditional appearance with improved corrosion resistance
• Internal doors where a durable flat-black finish is preferred

Suffolk Latches with T-Bars

A Suffolk latch with a T-bar uses a traditional thumb piece on one face of the door and a T-shaped handle on the other. This creates a different appearance and grip from a conventional thumb-latch arrangement.

The mechanism is still intended for traditional ledge-and-brace doors and must be positioned so that the latch bar, keeper and handles operate freely.

View the Suffolk Latch with T-Bar.

Best suited to

• Internal ledge-and-brace doors
• Traditional projects requiring a more distinctive handle arrangement
• Period interiors using coordinating hand-forged hardware

Cottage Latches

A cottage latch normally uses a ring turn to lift or retract a latch bar. It offers a decorative alternative to a conventional thumb latch and works particularly well in cottages, farmhouse interiors and barn conversions.

Some cottage latches are handed, so the correct version must be chosen for the door. Follow the product’s handing diagram rather than relying on “left” or “right” alone.

The Cottage Latch Black uses a black beeswax finish and is intended for internal use. This finish is not recommended for exposed exterior locations.

Best suited to

• Internal cottage and farmhouse doors
• Ledge-and-brace timber doors
• Projects requiring a decorative ring-turn mechanism

Night Latches

A night latch is a surface-mounted lock normally fitted to the internal face of an entrance door. A key-operated cylinder is positioned on the outside, while the inside is operated using a lever or knob.

Many night latches engage automatically when the door closes. This is convenient but creates a risk of accidental lockout, so occupants should understand how the particular model operates.

Some models include a hold-back or deadlocking function, but features vary. The term “night latch” does not itself confirm that a product meets a particular entrance-door security standard.

View our night latches and check the individual product specification, cylinder type and backset before ordering.

An external door’s complete security arrangement should suit the door and frame and satisfy any requirements set by your insurer. Ask a qualified locksmith if you are uncertain.

Best suited to

• Compatible external entrance doors
• Doors requiring key access from outside and convenient operation from inside
• Installations where the product’s certification and security specification have been checked

Privacy Latches

A traditional privacy latch provides simple internal privacy without a conventional key. Depending on the design, it may use a latch bar, locking staple or other manually operated component.

These latches may be suitable for bedrooms, cupboards and selected bathroom doors. However, check how the latch can be released from the opposite side, particularly where children, older people or anyone who could require assistance may use the room.

View the traditional privacy latch.

Best suited to

• Internal rooms requiring simple privacy
• Cupboards, pantries and under-stairs doors
• Traditional interiors using hand-forged ironmongery

Tubular Latches

A tubular latch is morticed into the edge of a door and holds it closed without providing a locking function. Turning the door handle or knob rotates a square spindle, retracting the latch bolt from its strike plate.

Tubular latches are commonly used with internal door handles and knobs. When choosing one, check:

• Case length: the overall length of the latch body
• Backset: the distance from the faceplate to the spindle centre
• Spring strength: whether the latch can return the selected knob or handle
• Spindle size: whether it matches the door furniture
• Bolt-through holes: whether they suit the knob or handle fixings
• Finish: whether the faceplate and strike coordinate with the other hardware

A sprung lever handle may only require a standard latch because the handle contains its own return spring. Unsprung door knobs and handles normally need a stronger, double-sprung or heavy-duty latch capable of returning the furniture to its resting position.

Read Choosing the Right Tubular Latch for a complete measurement guide.

Our 4-inch heavy-duty tubular latch is listed with BS EN 12209 mechanical grading and Certifire CF 5531 certification. Certification applies to the tested product and its permitted installation conditions; fitting one component does not automatically make an untested door assembly a compliant fire door.

Best suited to

• Internal passage doors
• Doors operated by mortice door knobs or lever handles
• Installations where no locking function is required

How to Choose the Right Latch

Use this quick guide to narrow down the appropriate type:

• Internal ledge-and-brace door: consider a Suffolk, Tuscan, T-bar or cottage latch.
• External ledge-and-brace or garden door: choose hardware specifically rated for external use, such as a suitable Armor-Coat latch.
• Standard internal door with a handle or knob: choose a compatible tubular latch.
• Internal room requiring simple privacy: consider a privacy latch or purpose-designed bathroom lock.
• Entrance door requiring automatic latching: consider a suitable night latch after checking its security specification.
• Door requiring key-operated security: choose a lock designed and, where necessary, tested for that application rather than relying on a latch.

Also consider the door material, thickness, opening direction, existing cut-outs and available fixing space. If the door is a certified fire door, all hardware and fitting methods must be compatible with the complete door assembly’s certification.

Frequently Asked Questions

What is the difference between a latch and a lock?

A latch holds a door closed but does not necessarily restrict access. A lock includes a mechanism operated by a key, cylinder, bolt or privacy control.

What type of latch is suitable for a ledge-and-brace door?

Suffolk, Tuscan, T-bar and cottage latches are commonly used on traditional ledge-and-brace doors. Check the door arrangement, latch dimensions, handing and finish before ordering.

Can a traditional Suffolk latch be used outside?

A black beeswax or pewter Suffolk latch is generally intended for internal use. For an external door or gate, choose a product specifically designed with a suitable weather-resistant finish.

What is the difference between a Suffolk latch and a Tuscan latch?

A Suffolk latch traditionally uses a rounded penny-end detail, while a Tuscan latch uses a pointed arrow-end design. Their basic thumb-latch operation is similar.

Does a tubular latch lock the door?

No. A standard tubular latch holds the door closed but does not provide a locking function. A separate lock, deadbolt or privacy mechanism is required where locking is needed.

Do unsprung door knobs need a heavy-duty latch?

Unsprung knobs generally require a sufficiently strong double-sprung or heavy-duty latch to return them after use. Check the knob and latch specifications together before ordering.

Is every night latch a high-security lock?

No. Security features and certification vary between models. Check the individual night latch specification and make sure the complete external-door arrangement meets your requirements.

Can any latch be fitted to a fire door?

No. Hardware fitted to a certified fire door must be suitable for the complete tested or certified door assembly and installed in accordance with its supporting information.