{"product_id":"bathroom-door-lock-thumbturn-electro-brass-78mm-case-57mm-backset","title":"Bathroom Door Lock (Thumbturn) – Electro Brass (78mm Case \/ 57mm Backset)","description":"\u003cp\u003e\nA medium duty bathroom mortice lock designed for internal timber doors in domestic and commercial buildings. \nThe latch is operated by a standard door handle, while the deadbolt is locked and unlocked using a bathroom turn \nwith a 5mm spindle, giving reliable privacy for WC and bathroom doors. The longer 78mm case with 57mm backset is \nideal where a deeper lock position or additional handle clearance is required, and the electro brass finish offers \na clean, traditional look that complements classic door furniture.\n\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eMedium duty bathroom lock for internal timber doors in homes, offices and commercial premises.\u003c\/li\u003e\n  \u003cli\u003eLatch operated by lever handle; deadbolt operated by separate bathroom turn (5mm spindle).\u003c\/li\u003e\n  \u003cli\u003eMedium duty spring – recommended for use with sprung door handles.\u003c\/li\u003e\n  \u003cli\u003eTested and CE marked to BS EN 12209 for reliable performance and durability.\u003c\/li\u003e\n  \u003cli\u003eCertifire approved (CF5531) for use on 30 and 60 minute fire doors when fitted to a suitable door set.\u003c\/li\u003e\n  \u003cli\u003e13mm deadbolt throw for positive engagement into the frame, improving privacy and security.\u003c\/li\u003e\n  \u003cli\u003e78mm case depth with 57mm backset to follower – ideal for deeper lock mortices and doors with wider stile sections.\u003c\/li\u003e\n  \u003cli\u003eReversible latch bolt for left- or right-handed doors.\u003c\/li\u003e\n  \u003cli\u003eElectro brass square faceplate and keep for a neat, traditional edge detail.\u003c\/li\u003e\n  \u003cli\u003eCorrosion rating Grade 1 – best suited to clean, dry, low-humidity internal environments.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTypical Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eBathroom and WC doors in domestic properties.\u003c\/li\u003e\n  \u003cli\u003eStaff and customer toilets in offices, shops and other commercial buildings.\u003c\/li\u003e\n  \u003cli\u003eEn-suite and shower room doors where simple privacy locking is required.\u003c\/li\u003e\n  \u003cli\u003eRefurbishment or replacement of existing 78mm case bathroom locks.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003cth scope=\"row\"\u003eLock type\u003c\/th\u003e\n      \u003ctd\u003eBathroom mortice lock (latch + deadbolt)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth scope=\"row\"\u003eLock case depth\u003c\/th\u003e\n      \u003ctd\u003e78mm\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth scope=\"row\"\u003eBackset\u003c\/th\u003e\n      \u003ctd\u003e57mm (to follower\/turn spindle)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth scope=\"row\"\u003eCentres\u003c\/th\u003e\n      \u003ctd\u003e57mm (handle spindle to turn spindle)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth scope=\"row\"\u003eBolt throw\u003c\/th\u003e\n      \u003ctd\u003e13mm (approx.)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth scope=\"row\"\u003eFaceplate size (H × W)\u003c\/th\u003e\n      \u003ctd\u003e152 × 22mm\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth scope=\"row\"\u003eFaceplate type\u003c\/th\u003e\n      \u003ctd\u003eSquare\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth scope=\"row\"\u003eKeep size (H × W)\u003c\/th\u003e\n      \u003ctd\u003e125 × 24mm\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth scope=\"row\"\u003eCase height\u003c\/th\u003e\n      \u003ctd\u003e102mm\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth scope=\"row\"\u003eCase thickness\u003c\/th\u003e\n      \u003ctd\u003e14mm\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth scope=\"row\"\u003eOperation\u003c\/th\u003e\n      \u003ctd\u003eLatch by handle; deadbolt by bathroom turn (5mm spindle)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth scope=\"row\"\u003eFinish\u003c\/th\u003e\n      \u003ctd\u003eElectro brass\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth scope=\"row\"\u003eCorrosion rating\u003c\/th\u003e\n      \u003ctd\u003eGrade 1 – clean, dry \u0026amp; low humidity environments\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth scope=\"row\"\u003eFire rating\u003c\/th\u003e\n      \u003ctd\u003e30 \u0026amp; 60 minutes (when used on suitable fire doors)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth scope=\"row\"\u003eStandards \u0026amp; approvals\u003c\/th\u003e\n      \u003ctd\u003eCE marked to BS EN 12209:2003, Certifire CF5531\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth scope=\"row\"\u003eFixings\u003c\/th\u003e\n      \u003ctd\u003e4 × 4.0 × 25mm countersunk screws (recommended)\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n","brand":"DIY Refurb","offers":[{"title":"Default Title","offer_id":53341607428434,"sku":"675248","price":8.85,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1060\/4006\/6386\/files\/Bathroom_Lock_-_Electro_Brass_-_78mm.jpg?v=1777966869","url":"https:\/\/glazingsuppliesdirect.com\/products\/bathroom-door-lock-thumbturn-electro-brass-78mm-case-57mm-backset","provider":"Glazing Supplies Direct","version":"1.0","type":"link"}