{"title":"Stormwater Retention Tanks","description":"\u003cp data-start=\"10879\" data-end=\"11471\"\u003ePromax stormwater retention tanks are designed to collect and store water for later use rather than releasing it straight into the stormwater system. They are used on residential and commercial sites where captured rainwater or stormwater can be reused for irrigation, toilet flushing, washdown, and other non-potable purposes depending on the system design. Promax offers both \u003cstrong data-start=\"11257\" data-end=\"11288\"\u003eunderground retention tanks\u003c\/strong\u003e and \u003cstrong data-start=\"11293\" data-end=\"11321\"\u003eslimline retention tanks\u003c\/strong\u003e, giving you flexible options for sites where space is limited, visual impact needs to be reduced, or a modest storage volume is all that is required.\u003c\/p\u003e\n\u003cp data-start=\"11473\" data-end=\"11866\"\u003eUnderground tanks are well suited to concealed storage below lawns, driveways, and parking areas. Slimline tanks are ideal where space is tight but there is still room beside the home or along a boundary. Manufactured in New Zealand, Promax retention tank solutions help homeowners, builders, plumbers, and developers make better use of collected water while reducing reliance on mains supply.\u003c\/p\u003e","products":[{"product_id":"2000l-underground-tank-1m-dia-enduro","title":"2,000L Underground Tank 1m Dia - ENDURO","description":"\u003cp\u003eThe new, more rectangular shape of the ENDURO Underground Tank brings a major advantage to the market by reducing excavation and backfill requirements, saving time and money.\u003c\/p\u003e\n\u003cp\u003eEngineered by geotechnical experts and Finite Element Analysis tested (FEA), the Promax ENDURO Underground Tank is fully tested and designed to withstand ground and water pressure at depth and is suitable for the retention or detention of stormwater or the storage of potable water.\u003c\/p\u003e\n\u003cp\u003eDistinctive Benefits:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eUnique shape reduces excavation and backfill \u0026lt;20%\u003c\/li\u003e\n\u003cli\u003e10-year pro-rata warranty\u003c\/li\u003e\n\u003cli\u003eTraffic rated for vehicles \u0026lt;10000 kg\u003c\/li\u003e\n\u003cli\u003eMultiple Inlet\/Outlet panels\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eAdditional freight charges will apply to South Island orders.\u003c\/p\u003e","brand":"Promax","offers":[{"title":"Default Title","offer_id":50933208154397,"sku":"UE1002000","price":2539.0,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0946\/8293\/9677\/files\/UE1002000_1.png?v=1770880307"},{"product_id":"2000l-underground-tank-1m-dia-super-duty-enduro","title":"2,000L Underground Tank 1m Dia Super Duty - ENDURO","description":"\u003cp\u003eThis is the Future of Underground Tanks.\u003c\/p\u003e\n\u003cp\u003eThe Promax ENDURO Super Duty Underground Tank is the first, and only, tank in NZ to be certified to the latest standards AS\/NZS4766:2020. 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Backed by a 24-month extensive engineering and testing period, TankGuard®? stands as a testament to Promax's innovative technology, quality, and reliability.\u003c\/p\u003e\n\u003cp\u003eTankGuard®? is available with the Promax ENDURO Super Duty Underground Tank, the first and only tank in NZ to be certified to the latest standards AS\/NZS4766:2020. The more rectangular shape of the ENDURO Super Duty Underground Tank brings a major advantage to the market by reducing excavation and backfill requirements, saving time and money. With a 10-year pro-rata warranty, traffic rating for vehicles \u0026lt;10000 kg, and multiple inlet\/outlet panels, the ENDURO Super Duty Underground Tank with TankGuard® is the future of underground tanks.\u003c\/p\u003e\n\u003cp\u003eDistinctive Benefits:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFeaturing the unique TankGuard®? technology\u003c\/li\u003e\n\u003cli\u003eUnique shape reduces excavation and backfill \u0026lt;20%\u003c\/li\u003e\n\u003cli\u003eCertified to AS\/NZS 4766:2020\u003c\/li\u003e\n\u003cli\u003e10-year pro-rata warranty\u003c\/li\u003e\n\u003cli\u003eTraffic rated for vehicles \u0026lt;10000 kg\u003c\/li\u003e\n\u003cli\u003eMultiple Inlet\/Outlet panels\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eTankGuard® is an innovative solution that stands out in the market with its patented technology and registered trademark. This product is exclusively available through Promax.\u003c\/p\u003e\n\u003cp\u003eAdditional freight charges will apply to South Island orders.\u003c\/p\u003e","brand":"Promax","offers":[{"title":"Default Title","offer_id":50933208482077,"sku":"USTG1002000","price":0.0,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0946\/8293\/9677\/files\/USTG1002000_1.png?v=1771383783"},{"product_id":"2000l-underground-tank-1m-dia-tankguard-enduro","title":"2,000L Underground Tank 1m Dia TankGuard - ENDURO","description":"\u003cp\u003eIntroducing TankGuard®, the innovative solution for optimal stormwater detention system performance.\u003c\/p\u003e\n\u003cp\u003eTankGuard® prevents blockages and ensures controlled discharge and easy application. Backed by a 24-month extensive engineering and testing period, TankGuard® stands as a testament to Promax's innovative technology, quality, and reliability.\u003c\/p\u003e\n\u003cp\u003eTankGuard® is available with the Promax ENDURO Underground Tank. The more rectangular shape of the ENDURO Underground Tank brings a major advantage to the market by reducing excavation and backfill requirements, saving time and money. With a 10-year pro-rata warranty, traffic rating for vehicles \u0026lt;10000 kg, and multiple inlet\/outlet panels, the ENDURO Super Duty Underground Tank with TankGuard® is the future of underground tanks.\u003c\/p\u003e\n\u003cp\u003eDistinctive Benefits:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFeaturing the unique TankGuard® technology\u003c\/li\u003e\n\u003cli\u003e10-year pro-rata warranty\u003c\/li\u003e\n\u003cli\u003eTraffic rated for vehicles \u0026lt;10000 kg\u003c\/li\u003e\n\u003cli\u003eMultiple Inlet\/Outlet panels\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eTankGuard® is an innovative solution that stands out in the market with its patented technology and registered trademark. This product is exclusively available through Promax.\u003c\/p\u003e\n\u003cp\u003eAdditional freight charges will apply to South Island orders.\u003c\/p\u003e","brand":"Promax","offers":[{"title":"Default Title","offer_id":50933208613149,"sku":"UETG1002000","price":0.0,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0946\/8293\/9677\/files\/UETG1002000_1.png?v=1771384327"},{"product_id":"2500l-underground-tank-1m-dia-enduro","title":"2,500L Underground Tank 1m Dia - ENDURO","description":"\u003cp\u003eThe new, more rectangular shape of the ENDURO Underground Tank brings a major advantage to the market by reducing excavation and backfill requirements, saving time and money.\u003c\/p\u003e\n\u003cp\u003eEngineered by geotechnical experts and Finite Element Analysis tested (FEA), the Promax ENDURO Underground Tank is fully tested and designed to withstand ground and water pressure at depth and is suitable for the retention or detention of stormwater or the storage of potable water.\u003c\/p\u003e\n\u003cp\u003eDistinctive Benefits:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eUnique shape reduces excavation and backfill \u0026lt;20%\u003c\/li\u003e\n\u003cli\u003e10-year pro-rata warranty\u003c\/li\u003e\n\u003cli\u003eTraffic rated for vehicles \u0026lt;10000 kg\u003c\/li\u003e\n\u003cli\u003eMultiple Inlet\/Outlet panels\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eAdditional freight charges will apply to South Island orders.\u003c\/p\u003e","brand":"Promax","offers":[{"title":"Default Title","offer_id":50933208744221,"sku":"UE1002500","price":2933.0,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0946\/8293\/9677\/files\/2500l-underground-tank-1m-dia-enduro_1.png?v=1773665608"},{"product_id":"3000l-underground-tank-1m-dia-enduro","title":"3,000L Underground Tank 1m Dia - ENDURO","description":"\u003cp\u003eThe new, more rectangular shape of the ENDURO Underground Tank brings a major advantage to the market by reducing excavation and backfill requirements, saving time and money.\u003c\/p\u003e\n\u003cp\u003eEngineered by geotechnical experts and Finite Element Analysis tested (FEA), the Promax ENDURO Underground Tank is fully tested and designed to withstand ground and water pressure at depth and is suitable for the retention or detention of stormwater or the storage of potable water.\u003c\/p\u003e\n\u003cp\u003eDistinctive Benefits:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eUnique shape reduces excavation and backfill \u0026lt;20%\u003c\/li\u003e\n\u003cli\u003e10-year pro-rata warranty\u003c\/li\u003e\n\u003cli\u003eTraffic rated for vehicles \u0026lt;10000 kg\u003c\/li\u003e\n\u003cli\u003eMultiple Inlet\/Outlet panels\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eAdditional freight charges will apply to South Island orders.\u003c\/p\u003e","brand":"Promax","offers":[{"title":"Default Title","offer_id":50933208940829,"sku":"UE1003000","price":3327.0,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0946\/8293\/9677\/files\/UE1003000_1.png?v=1770881560"},{"product_id":"3000l-underground-tank-1m-dia-super-duty-enduro","title":"3,000L Underground Tank 1m Dia Super Duty - ENDURO","description":"\u003cp\u003eThis is the Future of Underground Tanks.\u003c\/p\u003e\n\u003cp\u003eThe Promax ENDURO Super Duty Underground Tank is the first, and only, tank in NZ to be certified to the latest standards AS\/NZS4766:2020. 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