10 Best Heater For Small Greenhouse of August 2025

• Heats up A greenhouse with an area of 120 sqft easily
• Floor-standing greenhouse heater, high airciculation fan agains mold formation on plants
• Heater casing made from Stainless Steel / and paimted steel grills
• IPX4 splash-proofing ideal for use in humid areas such as hobby greenhouses
• 1500 w/ 5118 BTU heating output, 2 years
• Very energy efficient to operate
• Ideal for greenhous, milksheds, garage, workshop
• Engineered in Germany
• Power Source Type: Corded Electric

Bio Green

• 1500W comes with only one setting
• Keeping your tender plants warm and thrive in the best climate
• IPX4 structure and is protected against water splashing. Heating coverage: 150 Sq. ft
• Light weight and portable
• Low maintenance needed

Dr Infrared Heater

• 【Safe Thermostat PTC】☀ The electric garage heater adopts innovative PTC technology. Garage fan heaters only generate the heat necessary to fulfill its pre-programmed goal. As well, because PTC stones do not generate heat at a constant rate like resistance wires, they will cool down quickly to avoid overheating, which means its internal temperature will not consistently stay high. This garage space heater is much more safe than others.
• 【Portable Heater Greenhouse or Garage】☀ Do you feel cold when working in the greenhouse or garage? I will advise you might need a portable greenhouse fan heater. This greenhouse heater is perfect for you will keep your feet and legs warm. Also,with more than 88.6 inch long cord, it can be used garage or workplace. You will be surprised with its wonderful performance. The garage space heater can heat up quickly and quietly. Garage space heater diameter：6.3in, height: 8.7in, thickness: 4.9in.
• 【Adjustable Heat Setting&Heat Up In 3 Seconds】☀ Do you want a warm hug when coming home from the cold outside? Turn on this garage space heater fan, it will heat up instantly & welcome you home by a warm hug. It has 3 heat settings: fan only, low and high heat. The 1500 watt engine can heat the atmosphere quickly and warm your body in 3 seconds without noisy. You can enjoy natural wind in Autumn, hot wind in cold Winter.
• 【Energy saving and Economic choise】☀ The space garage heater can help reduce overall heating costs. Use it as supplemental heat to the main heating system - no need to crank up the thermostat for the whole house when you are just hanging out in one room. This garage fan heater provides up to 1500 watts of heat on the high setting, and its Fan Only option generates refreshing air circulation without added heat for year-round convenience. No worry about winter electric bill any more!
• 【Overheat Protection】☀ Sometimes you might forget to turn off the garage heater and keep heating all night. Don't worry about this situation.The heater will auto shut off when overheating or reach the setting temperature because of overheat protection. Any questions, please contact us and we will able to solve them for you.

Buyplus

• OVERHEAT PROTECTION: This heater is equipped with an internal heat limiting thermostat and overheats protection circuit. When a potential overheat temperature is reached, the system will automatically shut the heater off. Unplug heater allow to cool down for 10 minutes, and then restart.
• SPRAY WATERPROOF: IPX4 Waterproof ideal for use in the areas such as greenhouses, barn, grow tents.
• ADJUSTABLE TEMPERATURE: Adjustable Heating range from -58°F to +210.2°F
• APPLICATION: Idea for areas up to 160 sq. ft such as greenhouse, garage, workshop and office.
• 1 YEAR WARRANTY: If you have any questions or concerns about this Product, please be free to contact our customer service department.

iPower

• 【Safe Thermostat PTC】☀ The electric garage heater adopts innovative PTC technology. Garage fan heaters only generate the heat necessary to fulfill its pre-programmed goal. As well, because PTC stones do not generate heat at a constant rate like resistance wires, they will cool down quickly to avoid overheating, which means its internal temperature will not consistently stay high. This garage space heater is much more safe than others.
• 【Portable Heater Greenhouse or Garage】☀ Do you feel cold when working in the greenhouse or garage? I will advise you might need a portable greenhouse fan heater. This greenhouse heater is perfect for you will keep your feet and legs warm. Also,with more than 75 inch long cord, it can be used garage or workplace. You will be surprised with its wonderful performance. The garage space heater can heat up quickly and quietly.
• 【Adjustable Heat Setting&Heat Up In 3 Seconds】☀ Do you want a warm hug when coming home from the cold outside? Turn on this garage space heater fan, it will heat up instantly & welcome you home by a warm hug. It has 3 heat settings: fan only, low and high heat. The 1500 watt engine can heat the atmosphere quickly and warm your body in 3 seconds without noisy. You can enjoy natural wind in Autumn, hot wind in cold Winter.
• 【Energy saving and Economic choise】☀ The space garage heater can help reduce overall heating costs. Use it as supplemental heat to the main heating system - no need to crank up the thermostat for the whole house when you are just hanging out in one room. This garage fan heater provides up to 1500 watts of heat on the high setting, and its Fan Only option generates refreshing air circulation without added heat for year-round convenience. No worry about winter electric bill any more!
• 【Overheat Protection】☀ Sometimes you might forget to turn off the garage heater and keep heating all night. Don't worry about this situation.The heater will auto shut off when overheating or reach the setting temperature because of overheat protection. Any questions, please feel free to contact us and we will able to solve them for you.

Buyplus

• CERAMIC SPACE HEATER: This space heater is engineered with advanced ceramic heating elements which provide faster and more energy efficient heating than a traditional electric space heater. Small and powerful this is the perfect space heater for bedroom, office and under desk use
• POWERFUL HEATING: This small space heater features 750W (Low) and 1500W (High) power modes as well as a gentle fan only mode. Reduce your energy bills by using this energy efficient space heater to heat individual rooms rather than expensively heating your entire home
• ADJUSTABLE THERMOSTAT: This space heater with thermostat features an easy to use and fully adjustable thermostat control which monitors the surrounding air temperature for optimal heating efficiency
• ADVANCED SAFETY FEATURES: Built in overheat protection and an enhanced anti-tip over switch ensures the mini heater instantly switches off in any unsafe situation, giving you complete peace of mind
• ULTRA PORTABLE: The lightweight and compact design allows the small heater to be transported to wherever you needed it most, making it perfect use in homes, garages, dorms, bathroom and offices. DIMENSIONS: 6.5” x 5” x 9” 750W (Low) 1500W (High). 120V, 60Hz

Pro Breeze

• 【ETL CERTIFIED & SAFETY FIRE-RETARDANT METAL SHELL】Major components of the space heater are made from V0 flame-resistant materials, conforming with ETL/UL certification. With overheating protection, it will automatically shut it off if the temperature exceeds the limit value and back to work once it gets to a safe temperature inside. Encased in a fire-retardant metal shell, unlike most plastic shells in the market, the heater is far more durable and safe.
• 【2 SEC RAPID HEATING & ANGLED LEGS FOR BETTER HEAT CIRCULATION】 PTC ceramic heater with large air outlet, provides rapid heating within 2 sec, longer lifespan and no annoying red light. The unique angled legs enables hot air to blow upwards and distributes warm air evenly around a room quickly. This easy-to-carry heater fan is perfect for office, small apartment unit, dormitory, garage – a compact space-saving heater gives powerful warmth.
• 【ELECTRIC HEATER WITH ADJUSTABLE THERMOSTAT】With a simple adjustable dial control, you can easily preset the thermostat within the range of 41 ~ 95°F. This keeps your room temperature at the most optimal level and reduce the power consumption. The space heater is only 6 x 6.7 x 7’’ in size and just 38.8 oz in weight; Small space heater but powerful function. Distributes warm air evenly around a large area of up to 108 sq. 
• 【PORTABLE HEATER WITH HANDLE & ATTRACTIVE PRACTICAL DESIGN】The handle on top of this small space heater is specially designed for easy lifting, making moving about super convenient. Compact and stylish minimalist design colored in delightful bright orange which will certainly fit your modern home. Place unit on or underneath desks and tables and it will get you comfortable instantaneously.
• 【MORE SAFETY FEATURES】This small office space heater is your ideal option to keep your room cozy and get good sleep through the harsh winter. ETL&UL certified, overheating protection, fire-retardant metal shell, V0 flame-resistant materials, and triangular profile stand designed for the safety usage.

multifun

• 【Wireless Remotely Control】: Remotely set parameters and view temperature, no need to operate on the receiver, remote control distance can reach 50-100m (empty ground). It can save all settings even if the power failure.
• 【Easy to use and program】: Only 2-step settings for your application, just plug-in and select heating/cooling system, then this temperature controller auto match and play with your home device. Widely used for attic fan, swamp cooler, evaporative cooler, space heater, wall panel heater, electric fireplace heater, garage, greenhouse, etc.
• 【Heating & Cooling Mode】: Automatically turn on/off heating devices or cooling devices through your preset target temperature. Free to switch between ℃/℉. Maintains stable room temperature and provides comfort and energy saving.
• 【ON/OFF manual button on the receiver】: Manually turn on/off the receiver remotely. LCD with backlight display reading accurately. Portable design, handheld/wall mounted.
• 【High Accuracy】: Receiver with 2m/6ft NTC highly accurate temperature probe, ambient temperature is detected automatically by thermostat outlet, when current temperature reach to target temperature, the thermostat socket stop to heat or cool. High and low temperature alarms are available, the maximum load can reach 14A, 1500W

DIGITEN

• Thermostat range -50 to 108 F, digital display, including external temperature sensor for measurement of ambient temperature
• Digital display with actual and set temperature in Fahrenheit or Celsius setting
• 5Ft temperature sensor length for air soil or water use
• For controlling heaters, heat mats and heating cables
• Ul approved
• Comes with us plug
• 2 years Warranty

Bio Green

• 3 heat output options: 3412/ 6141/9553 BTU/ 1kW, 1, 8 kW, 2, 8 kW
• Heating and cooling (ventilation) setting
• Very quiet Smooth running fan
• Comes with hanging chains and floor mounting brackets
• Spray waterproof IPX4
• Frost detection function
• 220-240 V plug output only
• Red button to switch fan constant or fan on/off with heatelement

Bio Green