{"product_id":"pro-leaf-co2-generator-lpg","title":"Pro-Leaf LPG CO2 Generator – CO2 Burner for Grow Room","description":"\u003ch2\u003eBulk CO2 for Sealed Grow Rooms, Straight from a Propane Bottle\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003ePro-Leaf LPG CO2 Generator\u003c\/strong\u003e burns \u003cstrong\u003eliquid propane\u003c\/strong\u003e through a row of brass burners to enrich a sealed grow room with \u003cstrong\u003ecarbon dioxide\u003c\/strong\u003e, at a far lower running cost than bottled CO2 once a room gets large. Choose the \u003cstrong\u003e4 burner\u003c\/strong\u003e or \u003cstrong\u003e8 burner\u003c\/strong\u003e model; both come with burner plugs so you can cap burners off and trim the output to your space. The generator is switched by a \u003cstrong\u003ePro-Leaf CO2 controller\u003c\/strong\u003e (sold separately), which opens its solenoid valve whenever the room falls below your target.\u003c\/p\u003e\u003ch3\u003eWhat's Included\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003ePro-Leaf LPG CO2 Generator\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eGas regulator\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e3.66m gas hose\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e24V power adapter\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eHanging hardware\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eFloor stand feet\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eBurner plugs\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eKey Benefits\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectronic ignition\u003c\/strong\u003e - no standing pilot flame burning gas between cycles\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSolenoid gas valve\u003c\/strong\u003e that shuts the supply if the burners fail to light\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTip-over switch\u003c\/strong\u003e cuts power if the unit is knocked off level\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdjustable output\u003c\/strong\u003e - plug burners to match a smaller room\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChrome-lined brass burner tips\u003c\/strong\u003e to keep carbon build-up down\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHang it or stand it\u003c\/strong\u003e, with a V-shaped body that pushes CO2 out of both sides\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWhy Do Plants Slow Down in a Sealed Room?\u003c\/h3\u003e\u003cp\u003eOutdoor air holds roughly \u003cstrong\u003e400-450ppm\u003c\/strong\u003e of CO2, and under strong lighting a closed room is drawn below that within hours, capping photosynthesis however well the plants are fed. Most crops can use \u003cstrong\u003e1,000-1,200ppm\u003c\/strong\u003e, and raising the room to that level lets them make full use of the light, grow faster and cope better with heat. Burning propane also gives off heat and water vapour, so plan your cooling and \u003cstrong\u003ehumidity\u003c\/strong\u003e control around it.\u003c\/p\u003e\u003ch3\u003eHow to Use\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnect the gas:\u003c\/strong\u003e fit the regulator and hose to a propane cylinder and check every joint with leak-detection fluid\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePosition it:\u003c\/strong\u003e hang it above the canopy (CO2 is heavier than air and falls through the crop) or stand it on its feet, well away from the extraction inlet\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWire it to a controller:\u003c\/strong\u003e plug it into a CO2 controller with a sensor and set your target, lights-on only\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCirculate:\u003c\/strong\u003e run oscillating fans to spread CO2 evenly and keep extraction off while enriching\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReduce output\u003c\/strong\u003e by capping the burners furthest from the igniter\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStay safe:\u003c\/strong\u003e use it only in a room you can ventilate, and fit a carbon monoxide alarm\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003cdiv class=\"hcs-specs\"\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFuel:\u003c\/strong\u003e liquid propane (LPG)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBurners:\u003c\/strong\u003e 4 or 8, with plugs to cap burners\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeat output (maker's figures):\u003c\/strong\u003e 3kW \/ 9,052 BTU (4 burner); 6kW \/ 18,104 BTU (8 burner)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCO2 output:\u003c\/strong\u003e 0.30m³\/h \/ 10.6 SCFH (4 burner); 0.60m³\/h \/ 21.2 SCFH (8 burner)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApproximate coverage:\u003c\/strong\u003e 4,000 cu ft (4 burner); 8,000 cu ft (8 burner)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGas pressure:\u003c\/strong\u003e 2.8kPa (11.0\" WC) propane\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower:\u003c\/strong\u003e 240V to 24V DC adapter\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 380 x 250 x 510mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 10kg (4 burner); 10.5kg (8 burner)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafety:\u003c\/strong\u003e electronic ignition, solenoid valve, tip-over switch, status LEDs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eControl:\u003c\/strong\u003e Pro-Leaf CO2 controller (sold separately)\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e","brand":"Pro-Leaf","offers":[{"title":"4 Burner","offer_id":53803837325578,"sku":"PRP-PROL-002-01","price":308.99,"currency_code":"GBP","in_stock":true},{"title":"8 Burner","offer_id":53803837358346,"sku":"PRP-PROL-002-02","price":344.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0748\/7127\/5786\/files\/pro-leaf-co2-generator-lpg-1.jpg?v=1790229804","url":"https:\/\/hydrocropshop.co.uk\/products\/pro-leaf-co2-generator-lpg","provider":"Hydro Crop Shop","version":"1.0","type":"link"}