{"product_id":"keyplumb-professional-tap-cartridge-box-kit-k21000","title":"KeyPlumb Professional Tap Cartridge Box Kit | 23 Pairs (46 Cartridges) | Free Finder Tool","description":"\u003cp\u003eThe KeyPlumb Professional Tap Cartridge Box Kit (K21000) is the go-to solution for plumbers, maintenance engineers, and property managers who need the right cartridge on every job. The kit contains \u003cstrong\u003e23 pairs (46 cartridges total)\u003c\/strong\u003e covering both ceramic disc quarter-turn and traditional full-turn mechanisms — the types most commonly encountered in UK residential and commercial properties. A free cartridge size finder tool and labelled storage carry box are included as standard.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e23 pairs of cartridges\u003c\/strong\u003e — 46 individual cartridges covering the most common tap types\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCeramic disc quarter-turn (TC1–TC17)\u003c\/strong\u003e — 17 pairs for modern taps\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFull-turn traditional (UC1–UC6)\u003c\/strong\u003e — 6 pairs for older and traditional taps\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFree cartridge size finder tool\u003c\/strong\u003e — quickly identify the correct cartridge on-site\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLabelled storage carry box\u003c\/strong\u003e — organised compartments for easy identification\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrass headed construction\u003c\/strong\u003e — durable, reliable, professional grade\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHot \u0026amp; cold markings\u003c\/strong\u003e — ceramic disc cartridges clearly identified for correct installation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRefillable system\u003c\/strong\u003e — replenish individual cartridge types as stock is used\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhat’s Included\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003e1\/2\" Full-Turn Cartridges — 6 pairs (UC1–UC6):\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eUC1 through UC6 — standard full-turn cartridges covering the most common traditional tap sizes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e1\/2\" Ceramic Disc Quarter-Turn Cartridges — 17 pairs (TC1–TC17):\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eTC1 through TC17 — comprehensive range of ceramic disc cartridges for modern taps\u003c\/li\u003e\n\u003cli\u003eHot and cold identification markings included\u003c\/li\u003e\n\u003cli\u003eCovers most major tap brands and models\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eAlso included:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFree cartridge size finder tool\u003c\/li\u003e\n\u003cli\u003eLabelled storage carry box\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eCartridge Types Explained\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCeramic Disc Cartridges (Quarter-Turn):\u003c\/strong\u003e Modern tap mechanism operating with a 90° turn from off to full flow. Two ceramic discs slide over each other to control water flow. Found in most contemporary taps manufactured from the 1990s onwards. Durable, smooth, and drip-free.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFull-Turn Cartridges (Traditional):\u003c\/strong\u003e Classic multi-turn mechanism found in traditional taps and older installations. The UC series covers the most common full-turn cartridge sizes in UK properties.\u003c\/p\u003e\n\u003ch2\u003eHow to Use the Cartridge Finder Tool\u003c\/h2\u003e\n\u003cp\u003eThe included finder tool lets you measure cartridge dimensions on-site and match them to the reference chart — without removing the old cartridge first. Simply measure, match, and select the correct cartridge from the kit for a first-time-right replacement every time.\u003c\/p\u003e\n\u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThese cartridges are compatible with most major tap brands including Bristan, Grohe, Hansgrohe, Ideal Standard, Armitage Shanks, Crosswater, Vado, and many others. The range covers the vast majority of common tap cartridge requirements in UK properties. Always confirm your existing cartridge type before installation.\u003c\/p\u003e\n\u003ch2\u003eInstallation Tips\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eAlways turn off the water supply before replacing cartridges\u003c\/li\u003e\n\u003cli\u003eNote the orientation of the old cartridge, including hot\/cold markings\u003c\/li\u003e\n\u003cli\u003eClean the cartridge housing before fitting the new cartridge\u003c\/li\u003e\n\u003cli\u003eHand-tighten only — do not over-tighten as this can damage brass threads\u003c\/li\u003e\n\u003cli\u003eTest for leaks before fully reassembling the tap\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTechnical Specification\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e KeyPlumb\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSKU:\u003c\/strong\u003e K21000\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal cartridges:\u003c\/strong\u003e 46 (23 pairs)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFull-turn cartridges:\u003c\/strong\u003e 6 pairs (UC1–UC6)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCeramic disc cartridges:\u003c\/strong\u003e 17 pairs (TC1–TC17)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThread size:\u003c\/strong\u003e 1\/2\" BSP (standard UK)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCartridge head material:\u003c\/strong\u003e Brass\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCeramic disc type:\u003c\/strong\u003e Quarter-turn (90°)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFull-turn type:\u003c\/strong\u003e Multi-turn traditional\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHot\/cold marking:\u003c\/strong\u003e Yes (ceramic disc cartridges)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStorage:\u003c\/strong\u003e Labelled carry box included\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFinder tool:\u003c\/strong\u003e Included\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 3 kg\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e United Kingdom\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eRefill Your Kit\u003c\/h2\u003e\n\u003cp\u003eAs you work through the cartridges in your kit, replenish individual types with these replacement packs:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/products\/replacement-ceramic-tap-cartridges-1-2-1-4-turn-pair-of-valves\" target=\"_blank\"\u003eReplacement Ceramic Tap Cartridges 1\/2\" BSP | 1\/4 Turn Pairs, Standard Valves \u0026amp; Finder Tool\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/replacement-tap-cartridges-1-2-standard-pair-of-valves\" target=\"_blank\"\u003eReplacement Standard Tap Cartridges 1\/2\" BSP | Valve Pairs \u0026amp; Spline Finder Tool | KeyPlumb\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWho is this kit designed for?\u003c\/strong\u003e\u003cbr\u003eProfessional plumbers, maintenance engineers, property managers, landlords with multiple properties, facilities management teams, hotels, care homes, schools, and anyone responsible for maintaining taps across multiple residential or commercial properties.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I refill the kit once cartridges are used?\u003c\/strong\u003e\u003cbr\u003eYes — the storage box is designed for long-term use. Simply order individual replacement cartridges to replenish specific compartments as they are used. See the “Refill Your Kit” links above for the individual packs.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes this cover most taps?\u003c\/strong\u003e\u003cbr\u003eThe kit covers the vast majority of common tap cartridge types found in UK properties — both modern ceramic disc taps and older traditional full-turn taps. Always check your existing cartridge against the finder tool before fitting.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow quickly will my order be dispatched?\u003c\/strong\u003e\u003cbr\u003eIf the item shows as in stock, it will be dispatched within 48 hours. If the item is showing as 0 stock, it is ordered in specially for you and will typically be dispatched within 3 working days.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I order if the item shows as out of stock?\u003c\/strong\u003e\u003cbr\u003eYes — you can still place an order and we’ll source it for you. Contact us at \u003ca href=\"mailto:customerservice@bubblegumbathrooms.co.uk\"\u003ecustomerservice@bubblegumbathrooms.co.uk\u003c\/a\u003e or call 01603 381095 if you need a lead time estimate.\u003c\/p\u003e","brand":"KeyPlumb","offers":[{"title":"Default Title","offer_id":52812697829713,"sku":"K21000","price":180.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0997\/3687\/9441\/files\/k21000-extra-large.jpg?v=1770389946","url":"https:\/\/bubblegumbathrooms.com\/products\/keyplumb-professional-tap-cartridge-box-kit-k21000","provider":"Bubblegum Bathrooms","version":"1.0","type":"link"}