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…
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Light-duty mortice latch designed for use on internal wooden hinged doors. The latch bolt is operated by a lever handle or knob from both sides, ensuring smooth functionality. Each unit comes complete with a striker plate and fixing screws for easy installation. Available in stainless steel (SS) finishes.
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This product has multiple variants. The options may be chosen on the product page
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