{"product_id":"master-key-systems","title":"Master Key System — Design \u0026 Installation","description":"\u003cp\u003e\u003cstrong\u003eMaster key systems designed and installed in Preston from £395.\u003c\/strong\u003e A master key system lets one 'master' key open every lock in your property, while individual users only get a key to their own door. Ideal for landlords with HMOs, offices with restricted areas, schools, care homes, blocks of flats, and any property where you need to control who can access what — without issuing dozens of unique keys.\u003c\/p\u003e\u003ch3\u003eWhat's included\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eOn-site survey to map every door, user, and access permission\u003c\/li\u003e\n\u003cli\u003eSystem design — single master, grand master, or multi-level hierarchy\u003c\/li\u003e\n\u003cli\u003eSupply of master-keyed cylinders to your chosen security grade\u003c\/li\u003e\n\u003cli\u003eInstallation across every lock in the system\u003c\/li\u003e\n\u003cli\u003eIssue of all keys, key control record, and key holder log\u003c\/li\u003e\n\u003cli\u003eOptional restricted\/patented key profiles to prevent unauthorised copying\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003ePricing\u003c\/h3\u003e\u003cp\u003eSmall systems (2–5 cylinders) from \u003cstrong\u003e£395\u003c\/strong\u003e. Medium systems (6–12 cylinders) from £695. Large systems (13+ cylinders) from £1,195. Final price depends on cylinder security grade (standard, anti-snap, or 3-star TS007) and whether you opt for restricted key profiles. \u003cstrong\u003eNo VAT and no call-out fee\u003c\/strong\u003e — the price you see is the price you pay. Parts and labour are included unless otherwise stated.\u003c\/p\u003e\u003ch3\u003eFrequently asked questions\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eWhat exactly is a master key system?\u003c\/strong\u003e\u003cbr\u003eA keying arrangement where one master key operates every lock in a property, but each individual user's key only operates their own designated door.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWho needs a master key system?\u003c\/strong\u003e\u003cbr\u003eLandlords with HMOs and shared houses, offices, schools, care homes, churches, charities, blocks of flats — anywhere multiple users need different access levels.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCan my existing locks be master-keyed?\u003c\/strong\u003e\u003cbr\u003eSometimes — if the cylinders are from a compatible manufacturer and security level. Otherwise we supply new cylinders designed and keyed together as one system.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eAre master key systems secure?\u003c\/strong\u003e\u003cbr\u003eYes, when designed with restricted\/patented key profiles. Restricted keys can only be copied with your written authorisation — far more secure than standard cut-anywhere keys.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCan the master key be revoked later?\u003c\/strong\u003e\u003cbr\u003eIf a key is lost or compromised, the affected cylinders can be re-keyed without replacing the whole system. We'll quote on a per-cylinder basis.\u003c\/p\u003e\u003ch3\u003eService area \u0026amp; guarantee\u003c\/h3\u003e\u003cp\u003eWe serve \u003cstrong\u003ePreston, Lancashire\u003c\/strong\u003e and the surrounding PR postcode area. Same-day and emergency appointments available. All work is carried out by a fully insured local locksmith — no national call-centre middlemen. All our work is backed by a 12-month workmanship guarantee.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eBook online by selecting your option and adding to cart, or call us on \u003cstrong\u003e07786 917834\u003c\/strong\u003e for advice and emergency callouts.\u003c\/em\u003e\u003c\/p\u003e","brand":"Winckley Locksmiths","offers":[{"title":"Small System (2–5 Cylinders)","offer_id":58153370288509,"sku":"WL-MASTER-SMALL","price":395.0,"currency_code":"GBP","in_stock":true},{"title":"Medium System (6–12 Cylinders)","offer_id":58153370321277,"sku":"WL-MASTER-MED","price":695.0,"currency_code":"GBP","in_stock":true},{"title":"Large System (13+ Cylinders)","offer_id":58153370354045,"sku":"WL-MASTER-LARGE","price":1195.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0934\/2133\/9005\/files\/MasterKeySystem.png?v=1778511404","url":"https:\/\/winckleylocksmiths.co.uk\/products\/master-key-systems","provider":"Winckley Locksmiths","version":"1.0","type":"link"}