Briton 5440 Upright Mortice Latch Case

Product Information

Briton 5440 upright mortice latch case operated by lever furniture. Backset 60mm. Radius and square forend available.

Fire tested to EN 1634 on timber doors to achieve a 90 minute fire rating, and 4 hours for metal doors.

When fitted to timber fire doors the lock must be fitted in conjunction with the intumescent protection to ensure that the integrity of the door is maintained in a fire situation.

Sizes

• Latch withdrawn by handle
• Case height: 165mm
• Case width: 93mm
• Faceplate: 235mm x 20mm
• Forend screw centres: 210mm
• Backset: 60mm
• 11mm latch throw
• Follower: 8mm
• Escutcheon screw centres: 38mm - 41mm
• Fire tested to EN 1634 on timber doors to achieve a 90 minute fire rating, and 4 hours for metal doors
• CE Marked to EN 12209 (2812-CPR-AG0018) 
• Certifire Approved (CF741)
• UKCA Marked to EN 12209 (2812-CPR-AG7626)
• Environmental Product Declaration in accordance with ISO 14025 and EN 15804
• Assists in fulfilling duties under DDA legislation
• Supplied in singles

Operation

Briton 5440 upright mortice latch case operated by lever furniture. Backset 60mm. Radius and square forend available.

Fire tested to EN 1634 on timber doors to achieve a 90 minute fire rating, and 4 hours for metal doors.

When fitted to timber fire doors the lock must be fitted in conjunction with the intumescent protection to ensure that the integrity of the door is maintained in a fire situation.