{"product_id":"cup-7000-annual-service-kit-11w-bulb-quartz-sleeve-o-rings-foams","title":"CUP-7000 Annual Service Kit - 11w Bulb, Quartz Sleeve, O-Rings \u0026 Foams","description":"\u003cp\u003e\u003cstrong\u003eThe complete annual service for the CUP-7000, in one delivery.\u003c\/strong\u003e Lamp, quartz sleeve, seals and both foam grades are all on the same yearly cycle. Bought separately that is five orders in five parcels, and the seals are the part everyone forgets until the unit leaks.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eContains\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e1 x AllPondSolutions 11w PLS UV bulb, 235mm, 2 pin\u003c\/li\u003e\n\u003cli\u003e1 x CUP-7000 replacement quartz sleeve\u003c\/li\u003e\n\u003cli\u003e1 x CUP-7000 O-ring pack\u003c\/li\u003e\n\u003cli\u003e1 x CUP-7000 yellow fine foam\u003c\/li\u003e\n\u003cli\u003e1 x CUP-7000 blue coarse foam\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eCheaper than buying the parts separately, and it all arrives together rather than as five parcels.\u003c\/p\u003e\n\u003cdiv style=\"border:1px solid #E2C275;border-left:6px solid #D98A00;background:#FFF8E7;border-radius:6px;padding:16px 18px;margin:18px 0;\"\u003e\n\u003cp style=\"margin:0 0 8px;font-size:17px;line-height:1.3;font-weight:700;color:#7A4E00;\"\u003eImportant — do not change both foams on the same day\u003c\/p\u003e\n\u003cp style=\"margin:0 0 10px;color:#3D3D3D;line-height:1.5;\"\u003eThe blue coarse foam holds the bacteria colony that keeps your pond safe. It takes weeks to establish and minutes to throw away. Change both foams together and your pond effectively starts from scratch — ammonia and nitrite climb, and your fish are the ones that suffer.\u003c\/p\u003e\n\u003cul style=\"margin:0;padding-left:20px;color:#3D3D3D;line-height:1.5;\"\u003e\n\u003cli style=\"margin-bottom:5px;\"\u003eChange the \u003cstrong\u003eyellow fine foam first\u003c\/strong\u003e. It does a mechanical job and holds far less of your colony\u003c\/li\u003e\n\u003cli style=\"margin-bottom:5px;\"\u003eLeave \u003cstrong\u003e2 to 4 weeks\u003c\/strong\u003e, then change the blue coarse foam\u003c\/li\u003e\n\u003cli style=\"margin-bottom:0;\"\u003eRinse anything you are keeping in \u003cstrong\u003epond water only\u003c\/strong\u003e — chlorine from the tap kills bacteria on contact\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003eLamp specification\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e11w PLS germicidal UV-C lamp\u003c\/li\u003e\n\u003cli\u003e235mm overall length\u003c\/li\u003e\n\u003cli\u003e2 pin fitting\u003c\/li\u003e\n\u003cli\u003eAverage lifespan approximately 9,000 hours\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eFits:\u003c\/strong\u003e AllPondSolutions CUP-7000 all-in-one pond system.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhen to replace the lamp\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA UV bulb stops working long before it stops glowing. The visible light remains while the invisible UV-C output fades, so a lamp that still lights up can be doing nothing for your water. Replace it every 12 months for clarification duty, or every 6 months if you are running it for sterilisation.\u003c\/p\u003e\n\u003cp\u003eClean or replace the quartz sleeve at every lamp change. Full step by step in our \u003ca href=\"\/pages\/uv-steriliser-maintenance-guide\"\u003eUV Steriliser Maintenance Guide\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFitting.\u003c\/strong\u003e Isolate the power supply before opening the unit. Lightly lubricate the O-rings with a silicone-based lubricant on reassembly to keep the seal watertight.\u003c\/p\u003e","brand":"AllPondSolutions","offers":[{"title":"Default Title","offer_id":56402023448955,"sku":"SK-CUP7000","price":37.99,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/7220\/5341\/files\/CUP-7000ServiceKit.png?v=1790334876","url":"https:\/\/www.allpondsolutions.co.uk\/products\/cup-7000-annual-service-kit-11w-bulb-quartz-sleeve-o-rings-foams","provider":"AllPondSolutions","version":"1.0","type":"link"}