{"product_id":"ecotechnics-evolution-ppm-co2-controller","title":"Ecotechnics Evolution PPM CO2 Controller – For Grow Tents","description":"\u003ch2\u003eA self-contained CO2 controller that learns your room\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003eEcotechnics Evolution PPM Controller\u003c\/strong\u003e is an all-in-one \u003cstrong\u003eCO2 ppm controller\u003c\/strong\u003e with a built-in \u003cstrong\u003esolid-state CO2 sensor\u003c\/strong\u003e. Connect a \u003cstrong\u003eCO2 regulator with a solenoid valve\u003c\/strong\u003e or a \u003cstrong\u003epropane burner\u003c\/strong\u003e and it switches the supply on and off to hold the level you set, showing the live reading on its display. A \u003cstrong\u003eself-learning auto-tune\u003c\/strong\u003e adjusts dosing to the way your room behaves, and its \u003cstrong\u003eintelligent dose\u003c\/strong\u003e function slows the supply as the level climbs so it does not overshoot – a simple, lower-cost route to accurate CO2 control in a \u003cstrong\u003egrow tent\u003c\/strong\u003e or grow room.\u003c\/p\u003e\u003ch3\u003eKey Benefits\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuilt-in solid-state sensor\u003c\/strong\u003e – no separate analyser to buy or wire\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelf-learning auto-tune\u003c\/strong\u003e – learns how fast your room gains and loses CO2\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntelligent dose\u003c\/strong\u003e – eases off as the target nears and when levels are high\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRegulator or burner\u003c\/strong\u003e – switches a solenoid regulator or a propane CO2 burner\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKeeps its settings\u003c\/strong\u003e when switched off, so it can run from your lighting timer\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4A (960W) output\u003c\/strong\u003e and a \u003cstrong\u003e1-year\u003c\/strong\u003e warranty\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWasting CO2, or not adding enough?\u003c\/h3\u003e\u003cp\u003eDosing CO2 on a simple timer either runs the bottle down while the extractor pulls the gas out, or leaves the plants short once they have used up what is in the air – fast-growing plants can strip a closed space of its CO2 in under an hour. Reading the room and dosing only when the level falls keeps photosynthesis supplied through the light period, saves gas, and stops CO2 building up past the point where it helps.\u003c\/p\u003e\u003ch3\u003eHow to Use\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eMount the controller in the growing area where the sensor reads the air around the plants, away from the CO2 outlet\u003c\/li\u003e\n\u003cli\u003eConnect your \u003cstrong\u003esolenoid CO2 regulator\u003c\/strong\u003e or \u003cstrong\u003epropane burner\u003c\/strong\u003e to the controller's output\u003c\/li\u003e\n\u003cli\u003eSet your target – many growers run around \u003cstrong\u003e1,000–1,200 ppm\u003c\/strong\u003e in a sealed space during the light period\u003c\/li\u003e\n\u003cli\u003ePlug it into the lighting timer so it only doses when the lights are on – settings are kept in memory\u003c\/li\u003e\n\u003cli\u003eGive it a few days to learn the room before fine-tuning\u003c\/li\u003e\n\u003c\/ul\u003e\u003cdiv class=\"hcs-specs\"\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Ecotechnics\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e Evolution PPM Controller\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSensor:\u003c\/strong\u003e built-in solid-state CO2 sensor\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eControl:\u003c\/strong\u003e self-learning auto-tune with intelligent dose\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutput rating:\u003c\/strong\u003e 4A (960W)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eControls:\u003c\/strong\u003e regulator with solenoid valve or propane CO2 burner\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMemory:\u003c\/strong\u003e settings kept when power is off\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 16 x 6cm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1 year\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\u003cdiv class=\"hcs-faq\"\u003e\n\u003cdetails style=\"border:1px solid #e6e6e6;border-radius:8px;padding:12px 16px;margin:0 0 8px;\"\u003e\u003csummary style=\"cursor:pointer;font-weight:600;\"\u003eDo I need a regulator?\u003c\/summary\u003e\u003cp style=\"margin:10px 0 0;\"\u003eFor bottled CO2, yes – use a CO2 regulator with a solenoid valve so the controller can switch the gas on and off. With a propane burner the controller switches the burner instead.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #e6e6e6;border-radius:8px;padding:12px 16px;margin:0 0 8px;\"\u003e\u003csummary style=\"cursor:pointer;font-weight:600;\"\u003eCan it run only when the lights are on?\u003c\/summary\u003e\u003cp style=\"margin:10px 0 0;\"\u003eYes. It keeps its settings when the power is off, so plug it into your lighting timer and it doses only during the light period.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #e6e6e6;border-radius:8px;padding:12px 16px;margin:0 0 8px;\"\u003e\u003csummary style=\"cursor:pointer;font-weight:600;\"\u003eHow does it differ from the Evolution CO2 Controller?\u003c\/summary\u003e\u003cp style=\"margin:10px 0 0;\"\u003eThe PPM Controller is self-contained with its sensor built in. The Evolution CO2 Controller is modular – it adds fan control and day\/night sensing and works with a separate NDIR analyser.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #e6e6e6;border-radius:8px;padding:12px 16px;margin:0 0 8px;\"\u003e\u003csummary style=\"cursor:pointer;font-weight:600;\"\u003eWhat level should I set?\u003c\/summary\u003e\u003cp style=\"margin:10px 0 0;\"\u003eMany growers aim for around 1,000–1,200 ppm in a sealed space with strong light; the controller holds whatever level you choose.\u003c\/p\u003e\u003c\/details\u003e\n\u003c\/div\u003e\u003ch3\u003eWorks Well With\u003c\/h3\u003e\u003cdiv class=\"hcs-related\" style=\"display:flex;flex-wrap:wrap;gap:10px;margin:12px 0 0;\"\u003e\u003ca href=\"\/products\/pro-leaf-co2-regulator\" style=\"flex:1 1 240px;display:flex;align-items:center;gap:12px;padding:10px 12px;border:1px solid #e6e6e6;border-radius:8px;text-decoration:none;color:inherit;background:#fff;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0748\/7127\/5786\/files\/pro-leaf-co2-regulator.jpg?v=1787263079\u0026amp;width=160\" alt=\"Pro-Leaf CO2 Regulator\" width=\"64\" height=\"64\" loading=\"lazy\" style=\"width:64px;height:64px;object-fit:contain;flex:none;\"\u003e\u003cspan style=\"font-size:14px;line-height:1.4;\"\u003e\u003cstrong style=\"display:block;\"\u003ePro-Leaf CO2 Regulator\u003c\/strong\u003e\u003cspan style=\"color:#008d37;\"\u003eSolenoid regulator for a CO2 cylinder\u003c\/span\u003e\u003c\/span\u003e\u003c\/a\u003e\u003c\/div\u003e","brand":"Ecotechnics","offers":[{"title":"Default Title","offer_id":53931120197898,"sku":"PRP-ECOT-003-01","price":323.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0748\/7127\/5786\/files\/ecotechnics-evolution-ppm-co2-controller-default-title-1.jpg?v=1792296061","url":"https:\/\/hydrocropshop.co.uk\/products\/ecotechnics-evolution-ppm-co2-controller","provider":"Hydro Crop Shop","version":"1.0","type":"link"}