{"product_id":"alien-rdwc-4-pot-36l-silver-series","title":"Alien RDWC Pro Silver Series 36L - Recirculating Deep Water Culture System","description":"\u003ch2\u003eAlien RDWC Pro Silver Series 36L Puts Bigger Plants on Fewer Sites With Recirculating Deep Water Culture\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePlease note:\u003c\/strong\u003e most sizes are purchase to order, so they may dispatch separately from the rest of your order. The air pump and reservoir tank are not included.\u003c\/p\u003e\n\u003cp\u003eThe \u003cstrong\u003eAlien RDWC Pro Silver Series 36L\u003c\/strong\u003e is a recirculating deep water culture (RDWC) system built around \u003cstrong\u003e36 litre pots\u003c\/strong\u003e linked by 50mm pipe. Plants grow from net pots in the lids with their roots hanging in oxygenated nutrient solution, and the solution flows through every pot and back to the control point, so pH and EC stay even across the whole system. It comes in 4 to 24 pot layouts for growers who want fewer, bigger plants.\u003c\/p\u003e\n\u003ch3\u003eIs the Alien RDWC Pro Silver Series Right for Your Setup?\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrowers moving up from single DWC pots:\u003c\/strong\u003e one reservoir and one set of readings instead of checking every bucket.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarm grow rooms:\u003c\/strong\u003e the pots and lids are made from heat-reflective silver polymer, and the system is chiller ready.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExperienced hydro growers:\u003c\/strong\u003e RDWC grows fast but leaves less margin for error than soil or coco, so it suits growers comfortable monitoring pH, EC and water temperature.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNew to hydroponics? A \u003ca href=\"https:\/\/www.onestopgrowshop.co.uk\/collections\/grow-systems-slash-pots-autopot-systems\"\u003ebottom-fed AutoPot system\u003c\/a\u003e or a \u003ca href=\"https:\/\/www.onestopgrowshop.co.uk\/collections\/growing-media-coco\"\u003ecoco setup\u003c\/a\u003e is more forgiving while you learn.\u003c\/p\u003e\n\u003ch3\u003eHow the Alien RDWC Pro Silver Series Works\u003c\/h3\u003e\n\u003cp\u003eEach 36L pot is filled with nutrient solution instead of growing media. Only a small amount of clay pebbles in the net pot is needed to anchor the plant. Alien's A.I.R rings (air injection rings) sit in each pot and flood the solution with fine bubbles, so the roots get a constant supply of oxygen.\u003c\/p\u003e\n\u003cp\u003eThe pots are joined with Dual-Flow fittings and 50mm silver pipe, so solution circulates through every pot. That means one reservoir to top up, dose and test. Elevated airlines, inline valves and an inline filter keep the plumbing tidy and easy to service, and the header comes with fittings ready for a water chiller.\u003c\/p\u003e\n\u003ch3\u003eContains\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e36L pots, lids, square net pots and pot clips\u003c\/li\u003e\n\u003cli\u003eDual-Flow fittings, nuts, collars and washers\u003c\/li\u003e\n\u003cli\u003eInline valve and filter\u003c\/li\u003e\n\u003cli\u003eA.I.R rings, 6mm airline and tees\u003c\/li\u003e\n\u003cli\u003e6mm, 16mm, 19mm and 50mm pipe\u003c\/li\u003e\n\u003cli\u003eSpanner, pipe cutters and instructions\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNot included: \u003ca href=\"https:\/\/www.onestopgrowshop.co.uk\/collections\/grow-systems-slash-pots-air-pumps-and-airstones\"\u003eair pump\u003c\/a\u003e and \u003ca href=\"https:\/\/www.onestopgrowshop.co.uk\/collections\/reservoirs-and-flexitanks\"\u003ereservoir tank\u003c\/a\u003e. A \u003ca href=\"https:\/\/www.onestopgrowshop.co.uk\/collections\/grow-systems-slash-pots-water-heaters-and-chillers\"\u003ewater chiller\u003c\/a\u003e is recommended for warm rooms.\u003c\/p\u003e\n\u003ch3\u003eAbout the Alien RDWC Pro Silver Series 36L\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e36 litre pots:\u003c\/strong\u003e plenty of root space for large plants on fewer sites.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeat-reflective silver polymer:\u003c\/strong\u003e helps keep nutrient solution cooler, so a chiller works less hard.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRecirculating design:\u003c\/strong\u003e even pH and EC across every pot from one control point.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eA.I.R rings:\u003c\/strong\u003e high oxygen levels in the root zone.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMinimal growing media:\u003c\/strong\u003e just a little clay pebble in each net pot, so there's less to buy and less to dispose of.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChiller ready:\u003c\/strong\u003e fittings supplied on the header.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eAlien RDWC Pro Silver Series 36L Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003ePot size\u003c\/th\u003e\n\u003ctd\u003e36 litres\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eLayouts\u003c\/th\u003e\n\u003ctd\u003e4, 6, 8, 9, 12, 15, 16 and 24 pot\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eMain pipe\u003c\/th\u003e\n\u003ctd\u003e50mm silver\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eAir requirement\u003c\/th\u003e\n\u003ctd\u003eAbout 10 litres per minute per pot\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eRecommended plant spacing\u003c\/th\u003e\n\u003ctd\u003e60cm centres\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003e4 pot footprint\u003c\/th\u003e\n\u003ctd\u003e1.3m x 0.9m to 1.55m x 1.17m, without tank\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003e4 to 8 pot tank\u003c\/th\u003e\n\u003ctd\u003e100 litres recommended\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eHow To Use the Alien RDWC Pro Silver Series\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlan the layout:\u003c\/strong\u003e space pots at around 60cm centres and put the reservoir where you can reach it easily.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize the air pump:\u003c\/strong\u003e allow about 10 litres per minute per pot, so 40 litres per minute for a 4 pot system and 60 for a 6 pot.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFill and check for leaks:\u003c\/strong\u003e run the system with plain water first and tighten any fittings that weep.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdd nutrients:\u003c\/strong\u003e dose the reservoir, then check pH and EC once the solution has circulated.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWatch water temperature:\u003c\/strong\u003e warm solution holds less oxygen, so add a chiller if your room runs hot.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eFAQs\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eDoes the Alien RDWC Pro Silver Series come with an air pump?\u003c\/strong\u003e\u003cbr\u003e\nNo. Allow about 10 litres per minute of air per pot when choosing one.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat growing media do I need?\u003c\/strong\u003e\u003cbr\u003e\nOnly a small amount of \u003ca href=\"https:\/\/www.onestopgrowshop.co.uk\/collections\/growing-media-clay-pebbles-slash-grow-stones\"\u003eclay pebbles\u003c\/a\u003e in each net pot to support the plant while roots establish.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo I need a water chiller?\u003c\/strong\u003e\u003cbr\u003e\nNot always, but in warm rooms a chiller helps keep solution temperatures down and oxygen levels up. The system is chiller ready.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat else do I need to run it?\u003c\/strong\u003e\u003cbr\u003e\nA reservoir, an air pump, nutrients and a reliable way to test \u003ca href=\"https:\/\/www.onestopgrowshop.co.uk\/collections\/nutrients-and-boosters-ph-and-ec-control\"\u003epH and EC\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003eIf you want fewer, bigger plants fed from one reservoir, the Alien RDWC Pro Silver Series is built for the job. \u003ca href=\"https:\/\/www.onestopgrowshop.co.uk\/collections\/grow-systems-slash-pots-dwc-and-undercurrent-systems\"\u003eBrowse the full range of DWC and undercurrent systems\u003c\/a\u003e.\u003c\/p\u003e\n","brand":"ALIEN","offers":[{"title":"4-pot","offer_id":55067637940602,"sku":"9798","price":594.99,"currency_code":"GBP","in_stock":true},{"title":"6-pot","offer_id":55067637973370,"sku":"9196","price":694.99,"currency_code":"GBP","in_stock":true},{"title":"8-pot","offer_id":55067638006138,"sku":"203007","price":849.99,"currency_code":"GBP","in_stock":true},{"title":"9-pot","offer_id":55067638038906,"sku":"9919","price":894.99,"currency_code":"GBP","in_stock":true},{"title":"12-pot","offer_id":55067638071674,"sku":"9799","price":1094.99,"currency_code":"GBP","in_stock":true},{"title":"15-pot","offer_id":55067638104442,"sku":"97107","price":1324.99,"currency_code":"GBP","in_stock":true},{"title":"16-pot","offer_id":55067638137210,"sku":"97106","price":1264.99,"currency_code":"GBP","in_stock":true},{"title":"24-pot","offer_id":55067638169978,"sku":"9901","price":1799.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0762\/6368\/6447\/files\/alien_rdwc_prosilversystem_20l_4pots_1.webp?v=1739981502","url":"https:\/\/www.onestopgrowshop.co.uk\/products\/alien-rdwc-4-pot-36l-silver-series","provider":"One Stop Grow Shop","version":"1.0","type":"link"}