{"product_id":"hailea-et100-100lpm-air-pump","title":"Charles Austen Enviro ET100 Air Pump – 100 L\/min","description":"\u003cp\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eCharles Austen Enviro ET100\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is a high-capacity, oil-free linear diaphragm air pump designed for large pond aeration systems, koi ponds, hydroponics, aquaculture and other applications requiring a substantial supply of air.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eDelivering a rated airflow of \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e100 litres per minute at 0.10 bar\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, the ET100 is designed for installations where smaller air pumps cannot provide sufficient airflow. Its high output makes it suitable for supplying multiple air stones or diffusers through a correctly sized distribution manifold.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe ET100 combines Charles Austen's Green Drive technology with a robust, compact and weather-resistant construction. With a power consumption of 105W, it provides a high-volume air supply for larger aeration installations and applications requiring regular or continuous operation.\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\u003e100 L\/min rated airflow:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e High-volume air delivery for larger aeration systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003e105W power consumption:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Designed to provide substantial airflow for its output class.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003e0.10 bar rated pressure point:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Published airflow specification for the ET100 model.\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 Linear diaphragm pump technology operates 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 Compatible with suitable 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 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\u003eContinuous or intermittent operation:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Suitable for applications requiring regular or continuous 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 ET100 provides a substantial air supply for larger garden ponds and koi installations. It can be connected 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 100 L\/min output makes it particularly useful where several aeration points are required. Select the number and type of diffusers according to pond depth, water volume, diffuser resistance and the aeration requirements of the system.\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 ET100 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 a suitable distribution manifold. This makes it useful for larger deep water culture systems and installations operating several growing 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 ET100 can provide air to multiple aeration points. Correct diffuser selection and airflow distribution are important to ensure that 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 ET range is also used in wastewater applications where a reliable, low-pressure air supply is required. Aeration can support aerobic biological processes by supplying air to the treatment system.\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\u003eET100\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\u003eET100\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\u003eLinear diaphragm air pump\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eAir supply\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eOil-free\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\u003e100 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\u003e0.10 bar\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\u003e105W\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\u003e238 × 196 × 177mm\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. 8.5kg\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 ET100 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 100 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 Enviro pumps are designed to be serviced, with replacement service kits available. Regular maintenance is important for pumps used in continuous-duty applications. GroAqua recommends servicing its ET pumps approximately every 18 months.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eWhy choose the Charles Austen Enviro ET100?\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eThe ET100 is a strong option for pond owners, hydroponic growers and water-system operators who need more airflow than smaller aeration pumps can provide.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eWith its 100 L\/min rated output, 105W power consumption, 18mm outlet and serviceable construction, it is particularly suited to larger installations and systems supplying multiple diffusers.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eChoose the Charles Austen Enviro ET100 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":31574173057078,"sku":"CA-ET100","price":128.57,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0247\/9531\/6278\/products\/charles-austen-et100-pond-pump-ca-et100-6023213.jpg?v=1757079863","url":"https:\/\/groaqua.store\/en-gb\/products\/hailea-et100-100lpm-air-pump","provider":"GroAqua","version":"1.0","type":"link"}