{"title":"Underground Water Tanks","description":null,"products":[{"product_id":"280-litre-underground-potable-water-tank-hdpe","title":"280 Litre Underground Potable Water Tank, HDPE","description":"\u003cp\u003e\u003cstrong\u003eA 280 litre underground potable water tank manufactured in durable high-density polyethylene, suitable for rainwater harvesting and drinking water storage.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThis tank can be installed above or below ground and is ideal for collecting rainwater for use in farms, sporting facilities, fire suppression systems and swimming pool backwash applications. The robust HDPE construction ensures long-term durability in variable weather conditions, whilst the 450 mm lid provides easy access for maintenance and prevents contamination.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e280 litre capacity in high-density polyethylene\u003c\/li\u003e\n\u003cli\u003eApproved for potable water storage and human consumption\u003c\/li\u003e\n\u003cli\u003eUV-protected and weatherproof construction\u003c\/li\u003e\n\u003cli\u003eSuitable for above-ground or underground installation\u003c\/li\u003e\n\u003cli\u003eLightweight removable lid for inspections\u003c\/li\u003e\n\u003cli\u003e10 year warranty\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eCapacity: 280 litres\u003c\/li\u003e\n\u003cli\u003eMaterial: high-density polyethylene (HDPE)\u003c\/li\u003e\n\u003cli\u003eLid diameter: 450 mm\u003c\/li\u003e\n\u003cli\u003ePotable water approved\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eRainwater harvesting and storage\u003c\/li\u003e\n\u003cli\u003eDrinking water supply systems\u003c\/li\u003e\n\u003cli\u003eSporting stadia and grounds irrigation\u003c\/li\u003e\n\u003cli\u003eFire suppression system reserves\u003c\/li\u003e\n\u003cli\u003eSwimming pool backwash water collection\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"safety supplies","offers":[{"title":"Default","offer_id":53705811886373,"sku":"VTP-28","price":720.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0718\/1932\/9829\/files\/153abd070a3ddab123301d049aac64f7.jpg?v=1788095967"},{"product_id":"2600l-underground-rainwater-harvesting-tank-system-with-pump","title":"2600L Underground Rainwater Harvesting Tank System with Pump","description":"\u003cp\u003e\u003cstrong\u003eComplete underground rainwater collection and storage system with integrated submersible pump, designed for garden irrigation and domestic water reuse.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThis 2600-litre capacity system combines a low-profile polyethylene storage tank with a full-specification filtration and pumping setup. The shallow excavation design requires less digging than conventional deep tanks, making installation more practical in areas with high water tables or restricted access.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e2600-litre rotationally moulded polyethylene tank with ribbed structure for strength\u003c\/li\u003e\n\u003cli\u003eLow-profile design reduces excavation depth by up to 500mm compared to standard tanks\u003c\/li\u003e\n\u003cli\u003ePedestrian-rated telescopic access neck and lockable lid\u003c\/li\u003e\n\u003cli\u003eSubmersible pump with integrated pump turret for reliable water extraction\u003c\/li\u003e\n\u003cli\u003eRainwater filtration system and rodent guard included\u003c\/li\u003e\n\u003cli\u003e10-year warranty on tank construction\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eStorage capacity: 2600 litres\u003c\/li\u003e\n\u003cli\u003eMaterial: High-strength polyethylene (UV and impact resistant)\u003c\/li\u003e\n\u003cli\u003eAccess: Pedestrian-rated telescopic neck\u003c\/li\u003e\n\u003cli\u003ePump type: Stainless steel submersible unit\u003c\/li\u003e\n\u003cli\u003eComplies with EU and UK water storage regulations\u003c\/li\u003e\n\u003cli\u003eSuitable for pea-gravel backfill (no concrete base required)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eGarden irrigation systems and landscape watering\u003c\/li\u003e\n\u003cli\u003eVehicle and equipment washing\u003c\/li\u003e\n\u003cli\u003eDomestic and commercial rainwater harvesting\u003c\/li\u003e\n\u003cli\u003eWater storage for areas with unreliable mains supply\u003c\/li\u003e\n\u003cli\u003eEnvironmental water management and sustainability projects\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"safety supplies","offers":[{"title":"Default","offer_id":53705818472741,"sku":"WAB.2600.E","price":3698.88,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0718\/1932\/9829\/files\/99b61bc889f0cd08ee1cd293b98b670e.jpg?v=1788096241"},{"product_id":"5200l-underground-rainwater-harvesting-tank-low-profile-polyethylene","title":"5200L Underground Rainwater Harvesting Tank, Low-Profile Polyethylene","description":"\u003cp\u003e\u003cstrong\u003eUnderground polyethylene rainwater storage tank with 5200-litre capacity and low-profile design requiring minimal excavation depth.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThis system collects and stores harvested rainwater for garden use, including irrigation and vehicle washing. The tank is rotationally moulded from high-strength polyethylene, designed with a reduced height profile that requires up to 500mm less dig depth than standard alternatives, making installation practical in areas with high water tables.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e5200-litre storage capacity suitable for medium-sized applications\u003c\/li\u003e\n\u003cli\u003eLow-profile design minimises excavation requirements\u003c\/li\u003e\n\u003cli\u003eRibbed construction provides structural strength and efficiency\u003c\/li\u003e\n\u003cli\u003eCurved base design allows complete water extraction via pump\u003c\/li\u003e\n\u003cli\u003ePea-gravel backfill compatible; eliminates need for concrete base\u003c\/li\u003e\n\u003cli\u003e10-year warranty with minimal maintenance requirements\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eCapacity: 5200 litres\u003c\/li\u003e\n\u003cli\u003eMaterial: High-strength polyethylene, rotationally moulded\u003c\/li\u003e\n\u003cli\u003eComplies with EU and UK regulations\u003c\/li\u003e\n\u003cli\u003eLow-profile height reduces excavation depth significantly\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eGarden irrigation systems\u003c\/li\u003e\n\u003cli\u003eVehicle and equipment washing\u003c\/li\u003e\n\u003cli\u003eSpring and well water storage\u003c\/li\u003e\n\u003cli\u003eDomestic rainwater harvesting\u003c\/li\u003e\n\u003cli\u003eLandscapes with restricted digging depth or high water tables\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"safety supplies","offers":[{"title":"Default","offer_id":53705818702117,"sku":"WAB.5200.E","price":6222.56,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0718\/1932\/9829\/files\/548344b53aac72505e6e741947e16a43.jpg?v=1788096247"},{"product_id":"4400l-underground-rainwater-harvesting-tank-with-direct-pressure-pump","title":"4400L Underground Rainwater Harvesting Tank with Direct Pressure Pump","description":"\u003cp\u003e\u003cstrong\u003eComplete 4400-litre direct pressure rainwater harvesting system for residential properties, delivering harvested water on-demand to multiple points of use.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThis integrated system collects and stores rainwater for domestic applications including toilet flushing, washing clothes and dishwashing. Designed for medium-sized installations such as 3–4 bedroom houses, the direct pressure method supplies water to the point of use via an automatic pump that activates when demand occurs. When tank levels drop, mains water automatically tops up the system to maintain capacity for the next rainfall.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e4400-litre rotationally moulded polyethylene tank with high strength construction\u003c\/li\u003e\n\u003cli\u003eLow-profile design requiring shallow excavation, suitable for high water table areas\u003c\/li\u003e\n\u003cli\u003eDirect pressure pump system with float switch for automatic operation\u003c\/li\u003e\n\u003cli\u003eAutomatic mains water top-up controller to maintain tank capacity\u003c\/li\u003e\n\u003cli\u003eIntegrated calmed inlet drainage pack with rainwater filter\u003c\/li\u003e\n\u003cli\u003eStainless steel submersible pump with pump turret and lifting chain\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eTank capacity: 4400 litres\u003c\/li\u003e\n\u003cli\u003eConstruction: polyethylene, rotationally moulded\u003c\/li\u003e\n\u003cli\u003ePump type: B Series stainless steel submersible\u003c\/li\u003e\n\u003cli\u003eCompliant with EU and UK water storage regulations\u003c\/li\u003e\n\u003cli\u003eWarranty: 10 years\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eResidential toilet cistern refilling\u003c\/li\u003e\n\u003cli\u003eWashing machine and dishwasher supply\u003c\/li\u003e\n\u003cli\u003eGarden watering and external tap feeds\u003c\/li\u003e\n\u003cli\u003eProperties with restricted mains supply capacity\u003c\/li\u003e\n\u003cli\u003eWater conservation in medium-density housing\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"safety supplies","offers":[{"title":"Default","offer_id":53705844785445,"sku":"WAB.4400.DP","price":7305.56,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0718\/1932\/9829\/files\/fbc0f57eebb787b3dbd907ca952f3651.jpg?v=1788096509"},{"product_id":"1550l-underground-polyethylene-water-tank-450mm-access","title":"1550L Underground Polyethylene Water Tank, 450mm Access","description":"\u003cp\u003e\u003cstrong\u003eOne-piece roto-moulded underground water storage tank in high-density polyethylene, designed for rainwater harvesting, pumping stations and water treatment applications.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThis 1550 litre capacity tank is manufactured from UV-stabilised HDPE in a one-piece moulded design that eliminates joins and reduces leak risk. The material resists rust and corrosion, offering long-term durability for below-ground installation. Lightweight compared to metal alternatives, it features a standard 450mm diameter manhole for access and adaptable connection points for multiple pipework configurations.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eRoto-moulded one-piece construction with no internal joints\u003c\/li\u003e\n\u003cli\u003eUV-stabilised high-density polyethylene (HDPE) material\u003c\/li\u003e\n\u003cli\u003eLightweight design for easier installation\u003c\/li\u003e\n\u003cli\u003e450mm diameter manhole access point\u003c\/li\u003e\n\u003cli\u003eMultiple connection options for flexible plumbing layouts\u003c\/li\u003e\n\u003cli\u003eCorrosion and rust-resistant\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eCapacity: 1550 litres\u003c\/li\u003e\n\u003cli\u003eMaterial: High-density polyethylene (HDPE)\u003c\/li\u003e\n\u003cli\u003eConstruction: Roto-moulded one-piece\u003c\/li\u003e\n\u003cli\u003eAccess: 450mm diameter manhole\u003c\/li\u003e\n\u003cli\u003eInstallation: Underground\u003c\/li\u003e\n\u003cli\u003eUV stabilised for outdoor durability\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eRainwater harvesting and storage systems\u003c\/li\u003e\n\u003cli\u003ePumping station installations\u003c\/li\u003e\n\u003cli\u003eAgricultural and domestic water supply\u003c\/li\u003e\n\u003cli\u003eWaste treatment and water recycling\u003c\/li\u003e\n\u003cli\u003eIndustrial process water storage\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"safety supplies","offers":[{"title":"Default","offer_id":53706058072357,"sku":"OAKOE1214","price":895.2,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0718\/1932\/9829\/files\/e8606a8f784838b6d2b7528165779c2b.jpg?v=1788101172"},{"product_id":"3400-litre-underground-hdpe-water-tank-with-450mm-manhole","title":"3400 Litre Underground HDPE Water Tank with 450mm Manhole","description":"\u003cp\u003e\u003cstrong\u003eRoto-moulded one-piece underground water storage tank, 3400 litre capacity, manufactured from UV-stabilised high-density polyethylene.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThis tank provides durable, corrosion-resistant water storage for rainwater harvesting systems, pump stations and waste treatment applications. The one-piece moulded design eliminates joins, reducing leak risk whilst the lightweight HDPE construction offers easy installation compared to traditional metal vessels.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eOne-piece roto-moulded construction with seamless design\u003c\/li\u003e\n\u003cli\u003eUV-stabilised high-density polyethylene (HDPE) material\u003c\/li\u003e\n\u003cli\u003eStandard 450mm diameter manhole access point\u003c\/li\u003e\n\u003cli\u003eCorrosion and rust-resistant\u003c\/li\u003e\n\u003cli\u003eAdaptable for multiple inlet and outlet connections\u003c\/li\u003e\n\u003cli\u003eLightweight compared to metal tank equivalents\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eCapacity: 3400 litres\u003c\/li\u003e\n\u003cli\u003eMaterial: UV-stabilised HDPE\u003c\/li\u003e\n\u003cli\u003eManhole diameter: 450mm\u003c\/li\u003e\n\u003cli\u003eInstallation type: Underground\u003c\/li\u003e\n\u003cli\u003eDesign: Seamless one-piece construction\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eRainwater harvesting and collection systems\u003c\/li\u003e\n\u003cli\u003ePump station and water circulation installations\u003c\/li\u003e\n\u003cli\u003eAgricultural and industrial water storage\u003c\/li\u003e\n\u003cli\u003eWastewater and effluent treatment\u003c\/li\u003e\n\u003cli\u003eEmergency water reserves and backup supply\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"safety supplies","offers":[{"title":"Default","offer_id":53706058105125,"sku":"OAKOE1518","price":2118.88,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0718\/1932\/9829\/files\/0f3ea1352ea2f8c3c9af98eae42027a4.jpg?v=1788101178"}],"url":"https:\/\/safetysuppliesco.co.uk\/collections\/underground-water-tanks.oembed","provider":"Safety Supplies Co","version":"1.0","type":"link"}