{"product_id":"hailea-et120-120lpm-air-pump","title":"Charles Austen Enviro ET120 Air Pump – 120 L\/min","description":"\u003cp\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eCharles Austen Enviro ET120\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is a high-capacity, oil-free air pump designed for large pond aeration systems, koi ponds, hydroponics, aquaculture and other applications requiring a substantial and dependable supply of air.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eDelivering a rated airflow of \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e120 litres per minute at 0.12 bar\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, the ET120 is designed for installations where smaller air pumps cannot provide sufficient capacity. Its high-volume output makes it suitable for supplying multiple air stones or diffusers through a correctly sized air distribution manifold.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe ET120 combines Charles Austen's Green Drive technology with a robust, compact and weather-resistant construction. It is designed for applications requiring regular or continuous aeration and offers a serviceable alternative to smaller, lower-output air pumps.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eKey features\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003e120 L\/min rated airflow:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e High-volume air delivery for larger aeration installations.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003e125W power consumption:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e GroAqua's listed power rating; confirm against the supplied model revision.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003e0.12 bar rated pressure point:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Current Charles Austen ET-series airflow specification.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eOil-free air supply:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Designed to provide air without oil lubrication.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003e18mm outlet connection:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Suitable for compatible airline fittings and distribution systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eWeather-resistant construction:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Robust housing for appropriate indoor and outdoor installations.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eMultiple diffuser applications:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Can supply several air stones or diffusers through a suitable manifold.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eGreen Drive technology:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Designed to provide an energy-efficient air supply.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eServiceable design:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Replacement service kits are available to support routine maintenance.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eRegular or continuous operation:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Suitable for applications requiring ongoing aeration.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eSuitable applications\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3\u003e\u003cspan\u003eLarge pond and koi pond aeration\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eThe Enviro ET120 provides a substantial air supply for large ponds and koi installations. Connect it to compatible pond diffusers to introduce air into the water and support oxygen transfer and circulation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eIts 120 L\/min output makes it suitable for systems requiring several aeration points. Select the number and type of diffusers according to pond depth, water volume, diffuser resistance and the required aeration performance.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eHydroponics and deep water culture\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eThe ET120 is suitable for larger hydroponic installations requiring a high-volume supply of air to nutrient solutions.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eIt can supply multiple air stones, air domes or compatible diffusers through an appropriately sized distribution manifold. This makes it a useful option for commercial growing systems and installations operating multiple deep-water culture containers.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eAquaculture and fish-rearing systems\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eFor suitable aquaculture installations, the ET120 can provide air to multiple aeration points. Correct diffuser selection and airflow distribution are important to ensure the system receives the required aeration.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eWastewater aeration\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eThe Charles Austen Enviro range is designed for applications including wastewater aeration. Supplying air to a suitable treatment system can support aerobic biological processes by increasing oxygen availability.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eTechnical specifications\u003c\/span\u003e\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan\u003eSpecification\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan\u003eET120\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eManufacturer\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eCharles Austen\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eProduct range\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eEnviro ET Series\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eModel\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eET120\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003ePump type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eOil-free air pump\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eRated airflow\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e120 L\/min\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eRated pressure point\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0.12 bar – confirm model revision\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003ePower consumption\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e125W – verify against supplied unit\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eOutlet connection\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e18mm\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eSupply voltage\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e220–240V AC\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eSupply frequency\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e50Hz\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eDimensions (L × W × H)\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e265 × 215 × 198mm\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eWeight\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eApprox. 9.5kg\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eConstruction\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eCompact, weather-resistant housing\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003e\u003cspan\u003eInstallation and maintenance\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eInstall the pump on a stable surface in a suitable location, following the manufacturer's instructions. Although the ET120 has weather-resistant construction, it should be positioned and protected appropriately for its operating environment.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eUse compatible airline, fittings and diffusers. For installations with several aeration points, an air distribution manifold can divide the output between individual outlets.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eActual airflow at each diffuser depends on operating pressure, water depth, airline dimensions, diffuser resistance and the number of connected outlets. The rated 120 L\/min figure should therefore be considered alongside the specified operating pressure, rather than treated as a guaranteed flow at every diffuser.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eCharles Austen recommends servicing Enviro pumps at least every \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e18 months\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. Replacement service kits are available to support routine maintenance. This is particularly important for pumps used regularly or continuously.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eWhy choose the Charles Austen Enviro ET120?\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eThe ET120 is a strong option for pond owners, hydroponic growers and water-system operators who need a high-volume air supply for larger installations.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eWith its 120 L\/min rated airflow, 18mm outlet and serviceable construction, it is particularly suited to larger aeration systems and installations supplying multiple diffusers.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eChoose the Charles Austen Enviro ET120 for high-volume aeration in large ponds, koi systems, hydroponics, aquaculture and other suitable low-pressure air applications.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e","brand":"enviro","offers":[{"title":"Default Title","offer_id":31574173155382,"sku":"CA-ET120","price":139.71,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0247\/9531\/6278\/products\/charles-austen-enviro-et120-blower-ca-et120-1706224.jpg?v=1757079863","url":"https:\/\/groaqua.store\/en-gb\/products\/hailea-et120-120lpm-air-pump","provider":"GroAqua","version":"1.0","type":"link"}