{"title":"Greenhouse Fans \u0026 Ventilation Systems for Growing Domes","description":"\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003eExplore premium greenhouse fans and ventilation solutions designed for Growing Dome® greenhouses that help you manage airflow, temperature, and humidity for healthier, more productive growing conditions. Whether you’re improving circulation inside your dome, managing heat in summer, or optimizing year-round climate control, our fan selection includes solar intake fans, electric intake fans, attic fans, hybrid fans, and accessories that work seamlessly with geodesic greenhouse systems.\u003c\/p\u003e\n\u003cp\u003eEffective ventilation helps prevent plant stress, reduce humidity hotspots, and promote consistent airflow throughout your greenhouse environment — essential for thriving plants and a balanced growing space.\u003c\/p\u003e","products":[{"product_id":"extra-16-electric-cooling-fan","title":"16” 115v Electric Fan","description":"\u003cp\u003eThe 115v fans are energy-efficient and on high speed use 230 watts of energy. Controlled by a thermostat, the fans will only run when they need to. These powerful 16″ fans circulate the air thoroughly at 2300 cubic feet per minute (CFM). This helps move hot, stagnant air towards the attic fan, which is mounted on top of the greenhouse.\u003c\/p\u003e\n\u003cp\u003eEach 115v electric greenhouse fan comes with a shutter, thermostat, framing, hardware, and exterior hood.\u003c\/p\u003e\n\u003cp\u003eTwo electric greenhouse fans are included with the 33′ Growing Dome Kit and three are included in the 42′ kits. Additional fans can be added to any Growing Dome size.\u003c\/p\u003e","brand":"Canarm","offers":[{"title":"Default Title","offer_id":38134605840560,"sku":"GS-OPT-00024","price":495.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/8422\/0972\/products\/DSC05525.jpg?v=1669761560"},{"product_id":"fan-thermostat","title":"Solar Fan Thermostat","description":"\u003cp\u003e\u003cspan\u003e\u003c\/span\u003e\u003cspan\u003eThermostat for both 12\" Solar Cooling Fan and the Attic Breeze Solar Attic Fan.\u003c\/span\u003e\u003c\/p\u003e","brand":"Growing Spaces Greenhouses","offers":[{"title":"Default Title","offer_id":38088296333488,"sku":"GS-PART-00010","price":38.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/8422\/0972\/products\/P1050376_1_-2.jpg?v=1638483663"},{"product_id":"undersoil-fan-4-12v-32amp","title":"Replacement Undersoil Fan (-2020)","description":"\u003cp\u003e* Undersoil Fan only for kits manufactured before Jan 2021\u003c\/p\u003e\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003eThe undersoil fan moves the air from around the Above-Ground Pond \u003c\/span\u003e\u003cspan\u003eto the southern area of the greenhouse. The air around the pond on the north side of the dome is cooler in the summer and warmer in the winter compared to outside ambient temperatures.\u003c\/span\u003e It is never a bad idea to have a spare undersoil fan! The small undersoil fan is mounted inside the undersoil box for your central air system. \u003c\/p\u003e\n\u003cp\u003eAs with your vent openers, it is paramount to ensure that all your fans are operating correctly. The solar intake or exhaust fans may be winterized, and not operational, but the undersoil fan should be running all year. \u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eSpecifications:\u003c\/p\u003e\n\u003cp\u003e4\" 12V .32AMP\u003c\/p\u003e","brand":"Growing Spaces Greenhouses","offers":[{"title":"Default Title","offer_id":38088296399024,"sku":"GS-PART-00024","price":25.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/8422\/0972\/products\/12vUndersoilFan.jpg?v=1625757055"},{"product_id":"extra-solar-attic-fan-40w","title":"Extra Solar Attic Fan 26' Growing Dome","description":"\u003cp\u003eThe Extra Solar Attic Fan can be added to the \u003ca title=\"Shop the 26' Growing Dome Kit\" href=\"\/shop\/product\/26-foot-growing-dome-greenhouse-kit\"\u003e26’ Growing Dome\u003c\/a\u003e when selecting the \u003ca href=\"\/shop\/product\/solar-attic-fan-upgrade\" title=\"Shop the 26' Growing Dome Solar Attic Fan Upgrade\"\u003eSolar Attic Fan Upgrade\u003c\/a\u003e or add it to an existing 26' Growing Dome. We recommend at least 6' of space between the fan and any open vents.\u003c\/p\u003e\n\u003cp\u003eThe solar attic fan mounts on the top of the large Growing Dome kits for superior ventilation and air circulation. The Growing Dome shape creates a natural ventilating chimney effect and the attic fan boosts this by offering active ventilation at the top of the dome. The attic fan is great in areas with high wind loads.\u003c\/p\u003e\n\u003chr class=\"wp-block-separator\"\u003e\n\u003ch2 style=\"font-size: 1.5em; margin-bottom: 0; letter-spacing: normal;\"\u003eGreenhouse Solar Exhaust Fan Highlights\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eIncludes fan, solar panel, wiring, thermostat, mounting kit, and magnetic closure\u003c\/li\u003e\n\u003cli\u003eOne 45W solar panel per fan for the 26′ Growing Dome\u003c\/li\u003e\n\u003cli\u003eUp to 1925 CFM (Cubic Feet per Minute) of air flow\u003c\/li\u003e\n\u003cli\u003eAll metal construction with powder coated finish\u003c\/li\u003e\n\u003cli\u003e25-year limited \u003ca rel=\"noopener noreferrer\" href=\"https:\/\/atticbreeze.com\/warranty-registration\/\" title=\"Attic Breeze Warranty Registration\" target=\"_blank\"\u003emanufacturer warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003eCertified in Florida and Texas to withstand hurricane force winds\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Attic Breeze","offers":[{"title":"Default Title","offer_id":38088298266800,"sku":"GS-OPT-00028","price":995.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/8422\/0972\/products\/Greenhouse-Accessories-Solar-Attic-Fan.jpg?v=1612912777"},{"product_id":"undersoil-fan-2021-and-hereafter","title":"130 CFM Blowers (Undersoil Fan 2021+)","description":"\u003cp\u003e*Undersoil Fan Only for kits manufactured after Jan. 2021\u003c\/p\u003e\n\u003cp\u003eThe undersoil fan moves the air from around the Above-Ground Pond \u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003eto the southern area of the greenhouse. The air around the pond on the north side of the dome is cooler in the summer and warmer in the winter compared to outside ambient temperatures.\u003c\/span\u003e It is never a bad idea to have a spare undersoil fan!\u003c\/p\u003e\n\u003cp\u003eThe small undersoil fan is mounted inside the duct by the pond. As with your vent openers, it is paramount to ensure that all your fans are operating correctly. The solar intake or exhaust fans may be winterized, and not operational, but the undersoil fan should be running all year. \u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eSpecifications:\u003c\/p\u003e\n\u003cp\u003eSeaflo In-Line Blower, DC 12V, 130CFM\u003c\/p\u003e\n\u003cp\u003eModel: SFIB1-130-01\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Seaflo","offers":[{"title":"Default Title","offer_id":40195651600560,"sku":"GS-PART-00023","price":35.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/8422\/0972\/products\/3inch-1.jpg?v=1626887066"},{"product_id":"12v-solar-cooling-fan-33-foot-growing-dome","title":"Solar Fan 33' Growing Dome","description":"\u003cp\u003eThe kit for the \u003ca href=\"\/shop\/product\/33-foot-growing-dome-greenhouse-kit\" title=\"Shop the 33' Growing Dome\"\u003e33' Growing Dome\u003c\/a\u003e includes the 14″ gable fan, thermostat, shutter, univent piston, 45 Watt solar panel, exterior hood, 25 feet of UV\/weather-resistant wiring, and hardware. The maximum airflow rating is 1925 CFM (Cubic Feet per Minute).\u003c\/p\u003e\n\u003cp\u003eAdd one or, a few, to your Growing Dome to provide additional cooling, airflow, and ventilation. These reliable intake fans come with a residential limited Lifetime Warranty; commercial 25-year limited warranty from the manufacturer.\u003c\/p\u003e","brand":"Attic Breeze","offers":[{"title":"Default Title","offer_id":40208884007088,"sku":"GS-OPT-00004","price":995.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/8422\/0972\/products\/DSC00835.jpg?v=1669739605"},{"product_id":"12v-solar-cooling-fan-42-foot-growing-dome","title":"Solar Fan 42' Growing Dome","description":"\u003cp\u003eThe kit for the \u003ca href=\"\/shop\/product\/42-foot-growing-dome-greenhouse-kit\" title=\"Shop the 42' Growing Dome\"\u003e42' Growing Dome\u003c\/a\u003e includes the 14″ gable fan, thermostat, shutter, univent piston, 45 Watt solar panel, exterior hood, 25 feet of UV\/weather-resistant wiring, and hardware. The maximum airflow rating is 1925 CFM (Cubic Feet per Minute).\u003c\/p\u003e\n\u003cp\u003eAdd one or, a few, to your Growing Dome to provide additional cooling, airflow, and ventilation. These reliable intake fans come with a Residential limited Lifetime Warranty; commercial 25-year limited warranty from the manufacturer.\u003c\/p\u003e","brand":"Attic Breeze","offers":[{"title":"Default Title","offer_id":40208888496304,"sku":"GS-OPT-00005","price":995.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/8422\/0972\/products\/DSC00835_a9dd2c77-565f-403f-96a8-c5e3ba6ee2f5.jpg?v=1669739676"},{"product_id":"extra-solar-attic-fan-60w-42-foot-growing-dome","title":"Extra Solar Attic Fan 33' \u0026 42' Growing Domes","description":"\u003cp\u003eThe solar attic fan is designed to be mounted on top of the \u003ca href=\"\/shop\/collection\/large-greenhouse-kits\" title=\"Large Growing Dome Kits\"\u003elarger Growing Dome kits\u003c\/a\u003e, providing enhanced ventilation and air circulation. The dome's shape naturally creates a chimney effect, allowing air to flow out, and the attic fan boosts this by offering active ventilation at the dome’s peak. This fan is particularly effective in areas with high wind loads.\u003c\/p\u003e\n\u003cp\u003eThe \u003ca href=\"\/shop\/product\/42-foot-growing-dome-greenhouse-kit\" title=\"Shop the 42' Greenhouse Kit\"\u003e42’ Growing Dome kit\u003c\/a\u003e comes standard with three \u003ca href=\"\/shop\/product\/electric-solar-attic-fan-26-33-42-growing-domes\" title=\"Shop Electric Attic Fans\"\u003eelectric attic fans\u003c\/a\u003e, while the \u003ca href=\"\/shop\/product\/33-foot-growing-dome-greenhouse-kit\" title=\"Shop the 33' Greenhouse Kit\"\u003e33’ Growing Dome kit\u003c\/a\u003e includes two electric attic fans. You can upgrade all of the components in each kit to be solar with a Solar Upgrade option.\u003c\/p\u003e\n\u003cp\u003eFor the \u003ca href=\"\/shop\/product\/26-foot-growing-dome-greenhouse-kit\" title=\"Shop the 26' Greenhouse Kit\"\u003e26’ Growing Dome\u003c\/a\u003e, a \u003ca title=\"Shop the Extra Solar Attic Fan 26' Growing Dome\" href=\"\/shop\/product\/solar-attic-fan-upgrade\"\u003e45W attic fan\u003c\/a\u003e can be added as an upgrade to replace the standard top vents.\u003c\/p\u003e\n\u003chr class=\"wp-block-separator\"\u003e\n\u003ch2 style=\"font-size: 1.5em; margin-bottom: 0; letter-spacing: normal;\"\u003eGreenhouse Solar Exhaust Fan Highlights\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eIncludes fan, solar panel, wiring, thermostat, mounting kit, and shutter\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eOne 65W solar panel per fan for the 33′ and 42′ Growing Domes\u003c\/li\u003e\n\u003cli\u003eUp to 2150 CFM (Cubic Feet per Minute) of air flow\u003c\/li\u003e\n\u003cli\u003eAll metal construction with powder coated finish\u003c\/li\u003e\n\u003cli\u003e25-year limited \u003ca rel=\"noopener\" title=\"Attic Breeze Warranty Information\" href=\"https:\/\/atticbreeze.com\/warranty-registration\/\" target=\"_blank\"\u003emanufacturer warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003eCertified in Florida and Texas to withstand hurricane force winds\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Attic Breeze","offers":[{"title":"Default Title","offer_id":40209106862256,"sku":"GS-OPT-00029","price":1195.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/8422\/0972\/products\/Greenhouse-Accessories-Solar-Attic-Fan_6a45afd6-a919-42b8-b1c8-5f35dd05f780.jpg?v=1627075985"},{"product_id":"hybrid-solar-cooling-fan-quietcool-products","title":"12v Hybrid Fan - QuietCool Products","description":"\u003cp\u003eAn extra solar-powered fan can be added as an upgrade to any \u003ca href=\"\/shop\/collection\/growing-domes\"\u003eGrowing Dome® greenhouse kit\u003c\/a\u003e. The kit includes the 14″ hybrid AC\/DC fan, thermostat, shutter, 40 Watt solar panel, exterior hood, wiring, and hardware. This fan kit is designed for 24\/7 operation with a smart power inverter built in to allow automatic switching of the power supply between the solar panel and AC power adapter. If you do not have access to 115V electricity, the fan will only operate during the day using solar. The maximum airflow rating is 1217 CFM (Cubic Feet per Minute). 15-year limited manufacturer warranty.\u003c\/p\u003e\n\u003cp\u003eAll of our solar-powered greenhouse kits now come standard with one Solar Cooling Fan: 15', 18', 22', and 26' Growing Dome Kits. Add one or a few to your Growing Dome to provide additional airflow and ventilation.\u003c\/p\u003e\n\u003cp\u003eSolar power works when solar energy is equal to or greater than 14V. Solar + electric work together when solar energy is greater than 0 but less than 14V. Electric power works when solar energy is 0V.\u003c\/p\u003e","brand":"QuietCool","offers":[{"title":"Default Title","offer_id":42406465437872,"sku":"GS-OPT-00032","price":595.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/8422\/0972\/products\/QuietCoolHybridSolarFan.jpg?v=1675268154"},{"product_id":"electric-solar-attic-fan-26-33-42-growing-domes","title":"Electric Attic Fan 33' \u0026 42' Growing Domes","description":"\u003cp\u003eThe electric fan is designed to be mounted on top of the \u003ca href=\"\/shop\/collection\/large-greenhouse-kits\" title=\"Large Growing Dome Kits\"\u003elarger Growing Dome kits\u003c\/a\u003e, providing enhanced ventilation and air circulation. The dome's shape naturally creates a chimney effect, allowing air to flow out, and the attic fan boosts this by offering active ventilation at the dome’s peak. This fan is particularly effective in areas with high wind loads. It is controlled via an app that you must download to your phone.\u003c\/p\u003e\n\u003cp\u003eThe \u003ca title=\"42' Growing Dome Kit\" href=\"\/shop\/product\/42-foot-growing-dome-greenhouse-kit\"\u003e42’ Growing Dome kit\u003c\/a\u003e comes standard with three electric attic fans, while the \u003ca href=\"\/shop\/product\/33-foot-growing-dome-greenhouse-kit\" title=\"33' Growing Dome Kit\"\u003e33’ Growing Dome kit\u003c\/a\u003e includes two. You can also upgrade all of the components in each kit to be solar with a Solar Upgrade option.\u003c\/p\u003e\n\u003chr class=\"wp-block-separator\"\u003e\n\u003ch2 style=\"font-size: 1.5em; margin-bottom: 0; letter-spacing: normal;\"\u003eGreenhouse Electric Exhaust Fan Highlights\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eIncludes fan, mounting kit, and shutter\u003c\/li\u003e\n\u003cli\u003eUp to 1950 CFM (Cubic Feet per Minute) of airflow\u003c\/li\u003e\n\u003cli\u003eOne-piece, stamped steel hood, completely free of seams or welds\u003c\/li\u003e\n\u003cli\u003eHigh-quality hybrid black polyester paint for extreme UV protection from fade and chalk\u003c\/li\u003e\n\u003cli\u003e20 foot Power Cord\u003c\/li\u003e\n\u003cli\u003eSmart App Control\u003c\/li\u003e\n\u003cli\u003e15-year limited manufacturer warranty\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"QuietCool","offers":[{"title":"Default Title","offer_id":43877116805296,"sku":"GS-OPT-00023","price":795.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/8422\/0972\/files\/IMG_8234.webp?v=1725029074"},{"product_id":"replacement-undersoil-fan-electric","title":"Replacement Undersoil Fan (Electric)","description":"\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003eThe undersoil fan moves the air from around the Above-Ground Pond \u003c\/span\u003e\u003cspan\u003eto the southern area of the greenhouse. The air around the pond on the north side of the dome is cooler in the summer and warmer in the winter compared to outside ambient temperatures.\u003c\/span\u003e It is never a bad idea to have a spare undersoil fan! \u003c\/p\u003e\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003eThe small undersoil fan is mounted inside the duct by the pond. \u003c\/span\u003eAs with your vent openers, it is paramount to ensure that all your fans are operating correctly. The electric intake or exhaust fans may be winterized, and not operational, but the undersoil fan should be running all year. \u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eSpecifications:\u003c\/p\u003e\n\u003cp\u003e4\" Inline Tube Fan, 28W, 120V, 2500rpm, 60Hz, .45A\u003c\/p\u003e","brand":"Growing Spaces Greenhouses","offers":[{"title":"Default Title","offer_id":44353148715184,"sku":"GS-PART-00020","price":40.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/8422\/0972\/files\/ElectricUndersoilFront.jpg?v=1744406350"}],"url":"https:\/\/checkout.growingspaces.com\/collections\/fans.oembed","provider":"Growing Spaces","version":"1.0","type":"link"}