Architectural Tubular Latch – Electro Brass / Satin Nickel (78mm Case / 57mm Backset)Architectural Tubular Latch

A heavy duty architectural pattern tubular latch designed for high-use internal doors in domestic and commercial environments. It features a heavy duty spring mechanism, allowing it to be used with sprung or unsprung door handles for added flexibility on site. With a 78mm case and 57mm backset, it suits many standard internal door setups where a robust, trade-grade latch is required. The Electro Brass / Satin Nickel finish combination is ideal when matching mixed ironmongery finishes.

Key Features

• Heavy duty architectural tubular latch for high-use domestic and commercial internal doors.
• Heavy duty spring mechanism – suitable for use with sprung or unsprung door furniture.
• 78mm case with 57mm backset – a popular size for many internal door installations.
• Easily reversible latchbolt by turning the live latch/bolt – suitable for left or right hand doors.
• Fixings supplied to suit electro brass and satin nickel furniture.
• Bolt-through facility for lever handles with through-fixing screws.
• Complete with dust box and fixing screws.
• Suitable for 30 & 60 minute fire doors (when installed as part of a suitable tested door set).
• Corrosion rating 1 – recommended for clean, dry, low-humidity internal environments.

Typical Applications

• High-traffic internal doors in offices, corridors and commercial premises.
• Domestic internal doors where a more robust, architectural pattern latch is preferred.
• New-build and fit-out projects requiring a heavy duty latch compatible with sprung or unsprung handles.
• Replacement of existing 78/57 architectural tubular latches.

Specifications