{"product_id":"alien-rdwc-21-pot-20l-black-series","title":"Alien RDWC 21 Pot 20L Black Series","description":"\u003ch2\u003e21-site recirculating DWC for large indoor grows\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eAlien RDWC 21 Pot 20L Black Series\u003c\/strong\u003e is a high-capacity \u003cstrong\u003erecirculating deep water culture\u003c\/strong\u003e system for growers scaling up. It continuously circulates \u003cstrong\u003eoxygen-rich nutrient solution\u003c\/strong\u003e between all \u003cstrong\u003e21 pots\u003c\/strong\u003e and the central reservoir, so every plant draws from the same conditions. That shared solution is what holds \u003cstrong\u003eEC and pH consistent\u003c\/strong\u003e across a big system and prevents the uneven growth you get feeding pots separately, driving powerful root development and dense flowers with strong bud density.\u003c\/p\u003e\n\u003ch3\u003eKey Benefits\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e21-pot recirculating layout\u003c\/strong\u003e for large-scale, high-yield indoor growing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eContinuous circulation\u003c\/strong\u003e keeping feeding balanced across every site\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOxygen-rich root zones\u003c\/strong\u003e supporting rapid root development and plant health\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStable EC and pH\u003c\/strong\u003e across the whole system via the shared reservoir\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJET-STREAM SILENT 2.0 pump\u003c\/strong\u003e driving quiet, constant nutrient movement\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVigorous vegetative growth\u003c\/strong\u003e and heavier flowering with improved bud density\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHow to Use\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eAssemble the system with the supplied pipework, spacing pots to the recommended plant centres.\u003c\/li\u003e\n\u003cli\u003eFit the \u003cstrong\u003eJET-STREAM SILENT 2.0\u003c\/strong\u003e water pump for constant circulation through the system.\u003c\/li\u003e\n\u003cli\u003eConnect a suitable external air pump (\u003cstrong\u003eJET-100 recommended\u003c\/strong\u003e) with air stones to feed dissolved oxygen to the root zones.\u003c\/li\u003e\n\u003cli\u003eFill the reservoir and mix hydroponic nutrients to your feeding schedule.\u003c\/li\u003e\n\u003cli\u003ePlace plants in net pots with an inert medium such as clay pebbles so roots reach the circulating solution.\u003c\/li\u003e\n\u003cli\u003eMonitor EC, pH and water levels regularly, using a water chiller to hold nutrient temperature stable if required.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cdiv class=\"hcs-specs\"\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem type:\u003c\/strong\u003e recirculating deep water culture (RDWC)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePots:\u003c\/strong\u003e 21\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePot volume:\u003c\/strong\u003e 20L each\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWater pump:\u003c\/strong\u003e JET-STREAM SILENT 2.0\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRecommended air pump:\u003c\/strong\u003e JET-100 with air stones\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrowing medium:\u003c\/strong\u003e clay pebbles \/ inert media in net pots\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e Alien Black Series\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Alien","offers":[{"title":"No Tank \/ No Pump","offer_id":52696230560010,"sku":"HYD-ALIE-015-01","price":975.0,"currency_code":"GBP","in_stock":true},{"title":"No Tank \/ With Pump (Jet Stream 950L PH)","offer_id":53409552269578,"sku":"HYD-ALIE-015-02","price":1011.95,"currency_code":"GBP","in_stock":true},{"title":"280L Tank \/ No Pump","offer_id":53409552302346,"sku":"HYD-ALIE-015-03","price":1140.0,"currency_code":"GBP","in_stock":true},{"title":"280L Tank \/ With Pump (Jet Stream 950L PH)","offer_id":53409552335114,"sku":"HYD-ALIE-015-04","price":1176.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0748\/7127\/5786\/files\/grow-systems-alien-rdwc-21-pot-20l-black-series-29786856194232.webp?v=1773240245","url":"https:\/\/hydrocropshop.co.uk\/products\/alien-rdwc-21-pot-20l-black-series","provider":"Hydro Crop Shop","version":"1.0","type":"link"}