{"product_id":"din-bathroom-78mm-c-c-backset-55mm","title":"Din bathroom - 78mm c\/c - backset 55mm","description":"\u003ch2 data-start=\"170\" data-end=\"246\"\u003eZOO ZDL7855\/60 – DIN Bathroom Lock (78 mm c\/c, 55 mm \u0026amp; 60 mm Backset)\u003c\/h2\u003e\n\u003cp data-start=\"248\" data-end=\"612\"\u003eThe ZOO ZDL7855\/60 Series DIN bathroom lock is a high-quality mortice lock designed to provide secure, reliable privacy locking for bathroom and WC doors. Engineered and tested to rigorous standards, it combines robust materials with smooth operation, making it suitable for both commercial and residential internal doors. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-start=\"614\" data-end=\"643\"\u003eDesign \u0026amp; Construction\u003c\/h3\u003e\n\u003cul data-start=\"645\" data-end=\"1953\"\u003e\n\u003cli data-start=\"645\" data-end=\"749\"\u003e\n\u003cp data-start=\"647\" data-end=\"749\"\u003eCentres: 78 mm (distance between spindle and lock centre). \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"750\" data-end=\"893\"\u003e\n\u003cp data-start=\"752\" data-end=\"893\"\u003eBackset Options: Available with 55 mm or 60 mm backsets to suit common door preparations. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"894\" data-end=\"1083\"\u003e\n\u003cp data-start=\"896\" data-end=\"1083\"\u003eCase Dimensions: Approx. 85 × 165 mm for the 55 mm backset and 90 × 165 mm for the 60 mm backset, providing a standard DIN lock body footprint. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1084\" data-end=\"1247\"\u003e\n\u003cp data-start=\"1086\" data-end=\"1247\"\u003eFaceplate: Full-length 235 × 22 × 3 mm SS304 stainless steel forend for high corrosion resistance and durability. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1248\" data-end=\"1420\"\u003e\n\u003cp data-start=\"1250\" data-end=\"1420\"\u003eLatch \u0026amp; Deadbolt: Precision-formed SS304 stainless steel latch bolt and deadbolt for consistent performance and longevity. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1421\" data-end=\"1599\"\u003e\n\u003cp data-start=\"1423\" data-end=\"1599\"\u003eFollower: Grip-tight follower ensures secure engagement with the operating spindle, reducing wear and enhancing handle response. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1600\" data-end=\"1772\"\u003e\n\u003cp data-start=\"1602\" data-end=\"1772\"\u003eProfiles: Offered with both square and radius profile forends to suit different aesthetic preferences and door styles. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1773\" data-end=\"1953\"\u003e\n\u003cp data-start=\"1775\" data-end=\"1953\"\u003eStrike \u0026amp; Accessories: Supplied complete with anti-rattle strike plate and dust box for neat installation and reduced door frame marking. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-start=\"1955\" data-end=\"1988\"\u003eFunctionality \u0026amp; Operation\u003c\/h3\u003e\n\u003cp data-start=\"1990\" data-end=\"2356\"\u003eThis DIN bathroom lock is designed for privacy applications where a thumbturn or bathroom lockset is used. The latch and deadbolt arrangement allows the door to be securely locked from the inside while offering easy release in an emergency. The 78 mm centre spacing aligns with common DIN bathroom handle configurations. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-start=\"2358\" data-end=\"2393\"\u003ePerformance \u0026amp; Certification\u003c\/h3\u003e\n\u003cul data-start=\"2395\" data-end=\"3196\"\u003e\n\u003cli data-start=\"2395\" data-end=\"2531\"\u003e\n\u003cp data-start=\"2397\" data-end=\"2531\"\u003eBS EN 12209:2003 Grade 3: Successfully tested for mechanical performance and durability. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2532\" data-end=\"2822\"\u003e\n\u003cp data-start=\"2534\" data-end=\"2822\"\u003eFire Testing: Successfully fire-tested in accordance with BS EN 1634-1, suitable for use on timber fire doors (30 , 60 , 90 , 120 min) and steel fire doors (30 , 60 , 90 , 120 , 240 min) when installed with appropriate intumescent protection. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2823\" data-end=\"2987\"\u003e\n\u003cp data-start=\"2825\" data-end=\"2987\"\u003eCertifications: UKCA marked (Certificate AG7883), CE marked (Certificate AG5154) and CERTIFIRE approved (CF850). \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2988\" data-end=\"3196\"\u003e\n\u003cp data-start=\"2990\" data-end=\"3196\"\u003eDurability: Tested to 200,000 cycles for latch operation and 50,000 cycles for deadbolt operation; routine inspection and maintenance recommended at these limits. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-start=\"3198\" data-end=\"3232\"\u003eFinish \u0026amp; Aesthetic Options\u003c\/h3\u003e\n\u003cul data-start=\"3234\" data-end=\"3576\"\u003e\n\u003cli data-start=\"3234\" data-end=\"3394\"\u003e\n\u003cp data-start=\"3236\" data-end=\"3394\"\u003eFinish: Satin Stainless Steel (SS304) — providing long-lasting corrosion resistance and contemporary aesthetics. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3395\" data-end=\"3576\"\u003e\n\u003cp data-start=\"3397\" data-end=\"3576\"\u003eForend Profiles: Choice of square or radius faceplate profiles to complement a wide range of door hardware and interior styles. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-start=\"3578\" data-end=\"3606\"\u003eTypical Applications\u003c\/h3\u003e\n\u003cp data-start=\"3608\" data-end=\"3737\"\u003eThe ZDL7855\/60 DIN bathroom lock is ideal for use on internal doors where privacy and secure locking are required, such as:\u003c\/p\u003e\n\u003cul data-start=\"3738\" data-end=\"3933\"\u003e\n\u003cli data-start=\"3738\" data-end=\"3788\"\u003e\n\u003cp data-start=\"3740\" data-end=\"3788\"\u003eBathrooms and WC doors in commercial buildings\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3789\" data-end=\"3831\"\u003e\n\u003cp data-start=\"3791\" data-end=\"3831\"\u003eResidential bathroom and ensuite doors\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3832\" data-end=\"3872\"\u003e\n\u003cp data-start=\"3834\" data-end=\"3872\"\u003eChanging rooms and shower facilities\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3873\" data-end=\"3933\"\u003e\n\u003cp data-start=\"3875\" data-end=\"3933\"\u003eAny internal door using DIN-centre bathroom lever hardware\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-start=\"3935\" data-end=\"3961\"\u003eInstallation Notes\u003c\/h3\u003e\n\u003cul data-start=\"3963\" data-end=\"4357\"\u003e\n\u003cli data-start=\"3963\" data-end=\"4104\"\u003e\n\u003cp data-start=\"3965\" data-end=\"4104\"\u003eDesigned for DIN standard 78 mm centres, with flexibility for either 55 mm or 60 mm backsets. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"4105\" data-end=\"4221\"\u003e\n\u003cp data-start=\"4107\" data-end=\"4221\"\u003eSuitable for timber or composite doors — installation should follow standard DIN mortice preparation dimensions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"4222\" data-end=\"4357\"\u003e\n\u003cp data-start=\"4224\" data-end=\"4357\"\u003eFor fire door use, install with compatible DIN handle furniture and intumescent fire seals as per certification requirements.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0956\/5313\/4722\/files\/ChatGPT_Image_Jan_28_2026_at_02_17_17_PM_00d1bf7f-b6c5-421d-b9a6-c746855913df.png?v=1770129973\" alt=\"\" width=\"164\" height=\"109\"\u003e\u003c\/p\u003e","brand":"Integrated Security ","offers":[{"title":"60mm Radius Faceplate","offer_id":56291619963266,"sku":null,"price":30.0,"currency_code":"EUR","in_stock":true},{"title":"60mm Square Faceplate","offer_id":56291619996034,"sku":null,"price":30.0,"currency_code":"EUR","in_stock":true},{"title":"55mm Radius Faceplate","offer_id":56305886822786,"sku":null,"price":30.0,"currency_code":"EUR","in_stock":true},{"title":"55mm Square Faceplate","offer_id":56305886855554,"sku":null,"price":30.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0956\/5313\/4722\/files\/zdl7860ss_cb7125a9-0bc2-4678-b578-5a49a8b5d2c1.jpg?v=1769771064","url":"https:\/\/store.integratedsecurity.ie\/products\/din-bathroom-78mm-c-c-backset-55mm","provider":"Integrated Security ","version":"1.0","type":"link"}