{"product_id":"hippo-9-water-cistern-bag-heavy-duty-water-saving-flush-displacement-device-for-uk-homes-businesses","title":"Hippo 9 Water Cistern Bag Heavy-Duty Water-Saving Flush Displacement Device","description":"\u003cp\u003e\u003cb\u003eCut UK utility bills and maximise water conservation in standard and high-capacity cisterns.\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eToilets are responsible for around 30% of average daily water use in homes, offices, schools, and commercial facilities across the UK. The \u003cb\u003eHippo 9 Water Cistern Bag\u003c\/b\u003e (blue edition) is designed specifically for larger, traditional 9-litre cisterns to deliver maximum water savings per flush without requiring plumbing modifications.\u003c\/p\u003e\n\u003cp\u003eBy displacing and retaining up to \u003cb\u003e3 litres of water\u003c\/b\u003e on every cycle, the Hippo 9 reduces total flush volume while maintaining complete clearing pressure. For homes on water meters and facilities looking to lower operational overheads and hit ESG sustainability targets, the Hippo 9 delivers immediate, measurable cost reductions.\u003c\/p\u003e\n\u003ch3\u003eKey Features \u0026amp; Benefits\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eMaximum Water Savings:\u003c\/b\u003e Retains up to \u003cb\u003e3 litres per flush\u003c\/b\u003e—ideal for standard 9-litre single-flush lever toilets.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eDirect Utility Bill Reduction:\u003c\/b\u003e Lowers both incoming metered water charges and outgoing sewerage fees for UK households and commercial properties.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eTool-Free 60-Second Install:\u003c\/b\u003e Simply expand into a box shape and place inside the cistern beneath the float valve—no plumber needed.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eWater Circulation Valve:\u003c\/b\u003e Built-in relief holes allow fresh water to slowly circulate, preventing stagnation inside the bag.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eUK-Made \u0026amp; Accredited:\u003c\/b\u003e Endorsed by Waterwise and manufactured in the UK from durable, fully recyclable polyethylene.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eProduct Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eDetails\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cb\u003eModel\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eHippo 9 (High-Capacity Saver)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cb\u003eMaterial\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eHeavy-duty recyclable Polyethylene\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cb\u003eCistern Compatibility\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eLarge\/standard 9-litre lever cisterns \u003ci\u003e(Not suitable for slimline or post-2001 dual-flush push-button toilets)\u003c\/i\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cb\u003eWater Reduction\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eUp to 3 Litres retained per flush\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cb\u003eCertifications\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eWaterwise Recommended\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cb\u003eCountry of Origin\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eUnited Kingdom\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSimple 3-Step Installation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eShape:\u003c\/b\u003e Remove the cistern lid and pop open the sides of the Hippo 9 bag until it forms a box shape.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003ePosition:\u003c\/b\u003e Lower the bag into the cistern, positioning it directly underneath the float valve \/ ball cock assembly.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eSave:\u003c\/b\u003e Replace the lid. The bag fills automatically with water, holding back up to 3 litres on every subsequent flush.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Tango Group","offers":[{"title":"Default Title","offer_id":58546720801149,"sku":"T-HIP-9","price":1.99,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1227\/9286\/files\/Photoroom_20260817_101520.jpg?v=1786959640","url":"https:\/\/tangogroup.co.uk\/products\/hippo-9-water-cistern-bag-heavy-duty-water-saving-flush-displacement-device-for-uk-homes-businesses","provider":"Tango Group","version":"1.0","type":"link"}