{"title":"Greenhouse Heaters","description":null,"products":[{"product_id":"heatstar-blue-flame-heater-10k-btu-propane","title":"HeatStar Blue Flame Heater — 10,000 BTU Propane","description":"\u003ch2\u003eHeatStar Blue Flame Heater — 10,000 BTU Propane\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eHeatStar Blue Flame Heater — 10,000 BTU\u003c\/strong\u003e delivers safe, clean-burning propane heat for smaller greenhouses, shops, garages, or home spaces. At $230, it covers up to \u003cstrong\u003e300 square feet\u003c\/strong\u003e, operates without electricity, and requires no venting or chimney. It includes a built-in thermostat, blower fan, and battery-operated electronic ignition — and is freestanding with a feet kit included.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e⚠️ Installation kit required:\u003c\/strong\u003e This heater requires the \u003cstrong\u003eRemote Propane Vent-Free Installation Kit\u003c\/strong\u003e to operate. It can be purchased separately or bundled with this heater at checkout.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e⚠️ Cannot be shipped to California.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch3\u003eWhat Are the Key Specs?\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFuel:\u003c\/strong\u003e Propane\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBTU output:\u003c\/strong\u003e 10,000 BTU (max)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeat coverage:\u003c\/strong\u003e Up to 300 sq. ft.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThermostat:\u003c\/strong\u003e Built-in\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBlower fan:\u003c\/strong\u003e Built-in 110V (factory-installed)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIgnition:\u003c\/strong\u003e Electronic battery ignition (1 AA battery included)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEfficiency:\u003c\/strong\u003e 99.9%\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVenting:\u003c\/strong\u003e Vent-free — no chimney or flue required\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e Freestanding only (feet kit included)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 18.5\" L × 11.25\" W × 22.75\" H\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 20 lbs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCertification:\u003c\/strong\u003e CSA certified for use in the USA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 5-year limited\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHow Does the 10K BTU Compare to the 20K BTU Model?\u003c\/h3\u003e\n\u003cp\u003eHeatStar Blue Flame propane heaters are available in two BTU outputs:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e10,000 BTU\u003c\/strong\u003e — $230 — covers up to 300 sq. ft., freestanding only, ships in 1–2 business days\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e20,000 BTU\u003c\/strong\u003e — $316 — covers up to 700 sq. ft., wall-mountable or freestanding, ships in 1–2 weeks\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe 10K model is the right choice for smaller greenhouses or spaces under 300 sq. ft. where the 20K would be oversized. Both models require the Remote Propane Vent-Free Installation Kit and cannot ship to California.\u003c\/p\u003e\n\u003ch3\u003eDoes This Heater Require an Installation Kit?\u003c\/h3\u003e\n\u003cp\u003eYes — this heater requires the \u003cstrong\u003eRemote Propane Vent-Free Installation Kit\u003c\/strong\u003e for proper installation. The kit can be added to your cart separately or bundled with the heater at checkout. Do not purchase this heater without also ordering the installation kit.\u003c\/p\u003e\n\u003ch3\u003eDoes It Work During a Power Outage?\u003c\/h3\u003e\n\u003cp\u003eYes — the HeatStar Blue Flame Heater operates without electricity, making it a reliable heat source during power outages. The electronic ignition runs on a single AA battery (included). The built-in 110V blower fan requires electricity to operate, but the heater itself will still produce heat without it.\u003c\/p\u003e\n\u003ch3\u003eIs This Heater Safe for Greenhouse Use?\u003c\/h3\u003e\n\u003cp\u003eThe HeatStar Blue Flame is a vent-free propane heater with a \u003cstrong\u003ebuilt-in low oxygen shut-off (ODS) sensor\u003c\/strong\u003e that automatically shuts the heater off if oxygen levels drop below a safe threshold — a critical safety feature for enclosed spaces like greenhouses. It is CSA certified for use in the USA. Note: this unit is \u003cstrong\u003enot approved for use in bedrooms\u003c\/strong\u003e. Ensure adequate ventilation in your greenhouse when operating any propane heater.\u003c\/p\u003e\n\u003ch3\u003eCan This Heater Ship to California?\u003c\/h3\u003e\n\u003cp\u003eNo — this heater \u003cstrong\u003ecannot be shipped to California\u003c\/strong\u003e due to state regulations on vent-free propane heating products. If you're in California, contact the Grandio team to discuss alternative greenhouse heating options.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e10,000 BTU\u003c\/strong\u003e — heats up to 300 sq. ft.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e99.9% efficient\u003c\/strong\u003e — clean-burning propane\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVent-free\u003c\/strong\u003e — no chimney or flue required\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuilt-in ODS sensor\u003c\/strong\u003e — auto shut-off if oxygen drops\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eBuilt-in thermostat and blower fan\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWorks without electricity\u003c\/strong\u003e — battery electronic ignition\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFreestanding\u003c\/strong\u003e — feet kit included\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCSA certified\u003c\/strong\u003e — USA approved\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e5-year limited warranty\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstallation kit required\u003c\/strong\u003e — sold separately or bundled at checkout\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCannot ship to California\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eShips in 1–2 business days\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eIn stock — ships in 1–2 weeks. Cannot be shipped to California.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Grandio Greenhouses","offers":[{"title":"Default Title","offer_id":51883783979320,"sku":"Heatstar-10k-p","price":230.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0989\/3770\/0664\/files\/heatstar-blue-flame-heater-2-jpg_75e222ee-67a8-4bc8-8446-4ca9911b20b1.jpg?v=1775763898"},{"product_id":"programmable-outlet-thermostat","title":"Programmable Outlet Thermostat for Greenhouse Heaters \u0026 Heating Mats (5-2 Day)","description":"\u003ch2\u003eProgrammable Outlet Thermostat for Greenhouse Heaters \u0026amp; Heating Mats\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eProgrammable Outlet Thermostat\u003c\/strong\u003e plugs into any standard 120V outlet and automatically controls connected appliances — turning them on and off to maintain your target temperature. At $79, it's the ideal companion for greenhouse heaters, seed heating mats, fans, and air conditioners, giving you precise, automated temperature management without manual intervention. The 5-2 day programming lets you set different schedules for weekdays and weekends.\u003c\/p\u003e\n\n\u003ch3\u003eWhat Can This Thermostat Control?\u003c\/h3\u003e\n\u003cp\u003eThe thermostat works with any 120V plug-in appliance, including:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eElectric greenhouse heaters\u003c\/strong\u003e — automatically turns on when temperature drops below your set threshold and off when it's reached\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSeed heating mats\u003c\/strong\u003e — maintains precise soil temperature for germination without manual monitoring\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFans and ventilation\u003c\/strong\u003e — activates cooling fans when temperature rises above your set limit\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAir conditioners\u003c\/strong\u003e — controls window or portable AC units for cooling mode\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat Does 5-2 Day Programming Mean?\u003c\/h3\u003e\n\u003cp\u003e5-2 day programming means you can set \u003cstrong\u003edifferent temperature schedules for weekdays (Monday–Friday) and weekends (Saturday–Sunday)\u003c\/strong\u003e. This is useful for greenhouse owners who are present at different times on weekends vs. weekdays, or who want to conserve energy during periods when they're not actively working in the greenhouse.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Do Greenhouse Growers Need a Programmable Thermostat?\u003c\/h3\u003e\n\u003cp\u003eManual temperature management in a greenhouse is time-consuming and imprecise. A programmable outlet thermostat automates the process — your heater or fan runs exactly when needed and shuts off when the target temperature is reached, preventing energy waste and protecting plants from temperature extremes. This is especially valuable overnight, when temperatures can drop rapidly, or during hot afternoons when a fan needs to activate before heat stress sets in.\u003c\/p\u003e\n\n\u003ch3\u003eKey Specs\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eProgramming:\u003c\/strong\u003e 5-2 day (weekday\/weekend schedules)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 120V\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompatible with:\u003c\/strong\u003e Electric heaters, fans, air conditioners, heating mats\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eControls:\u003c\/strong\u003e Digital touch keys\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDisplay:\u003c\/strong\u003e Shows both preset and current temperature simultaneously\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModes:\u003c\/strong\u003e Heating and cooling\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e5-2 day programmable scheduling\u003c\/strong\u003e — different weekday and weekend programs\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHeating and cooling modes\u003c\/strong\u003e — works with heaters, fans, and AC units\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e120V plug-in design\u003c\/strong\u003e — no wiring required, plugs into any standard outlet\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDigital display\u003c\/strong\u003e — shows preset and current temperature simultaneously\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEasy touch-key controls\u003c\/strong\u003e — simple to program and adjust\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEnergy-saving automation\u003c\/strong\u003e — prevents overheating and unnecessary runtime\u003c\/li\u003e\n  \u003cli\u003e\u003cstrong\u003eShips in 1–2 business days\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eIn stock — ships in 1–2 business days.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Grandio Greenhouses","offers":[{"title":"Default Title","offer_id":51883787911480,"sku":"SKU 2728","price":79.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0989\/3770\/0664\/files\/greenhouse-thermostat-jpg.jpg?v=1775764167"}],"url":"https:\/\/grandiogreenhouses.com\/collections\/greenhouse-heater.oembed","provider":"Grandio Greenhouse","version":"1.0","type":"link"}