10 Best Portable Greenhouse Heaters 2024 in the US

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Water Resistance IPX5: Suitable for both indoor and outdoor use, with a high level of water resistance for durability in various environments.

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Digital Display and Thermal Control: Features a corded sensor thermal probe for accurate temperature sensing and a digital display for easy regulation of ambient temperature.

3.

Multiple Mounting Options: Versatile installation with options for wall-mounting, ceiling mounting, or hanging using the included chain.

4.

Durable and Effective: Constructed with dual layers of extruded aluminum, designed to prevent heat loss and withstand humid conditions, with two heat settings for efficient heating.

5.

Direct Infrared Heat: Provides direct infrared heat to objects and plants, ensuring minimal power wastage and enhanced effectiveness in cold areas.

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Portable Design: Ideal for emergency heat and various outdoor activities.

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Heating Capacity: Heats spaces up to 225 square feet effectively.

3.

Propane Compatibility: Runs on 1-pound or 20-pound propane cylinders.

4.

Safety Features: Includes tip-over shut-off and Piezo igniter.

5.

Adjustable Heat Settings: Offers high and low heat settings for flexibility.

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Very low odor: Minimizes unpleasant smells during operation.

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Low noise output: Operates quietly, reducing noise pollution.

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Large radiant heat: Provides substantial warmth efficiently.

4.

Heating coverage: Covers up to 1750 square feet effectively.

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Indoor Safety: Safe for indoor use in rooms up to 95 square feet, equipped with an automatic low oxygen shut-off system (ODS).

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Odor-Free Heating: Provides continuous, odor-free heat at a 45-degree angle, ensuring comfortable warmth.

3.

High Altitude Operation: Operational up to 7000 feet elevation, suitable for various high-altitude locations.

4.

Simple Operation: Easy to use with simple on/off buttons, compatible with 1-pound disposable propane cylinders.

5.

Safety Features: Includes a low-oxygen sensor and a tip-over switch with auto shut-off for increased safety.

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Powerful Heating: 1500 watt heater quickly heats up 150 sq ft space, ideal for greenhouses.

2.

Adjustable Temperature: Precisely adjustable temperature range from 40-113℉ (5-45℃).

3.

Temperature Alerts: Set high/low temperature alerts on your phone for real-time monitoring.

4.

Multiple Protections: Overheat, tip-over, and power failure protection for safe operation.

5.

Dual Modes: Heating and fan modes for year-round use, promoting air circulation.

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Overheating Protection: Automatically shuts down when internal overheating is detected.

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Portable Design: Carry handle design makes it easy to move and place anywhere.

3.

Compact Size: Small size (7.5" X 6" X 9.8") ensures it doesn't take up much space.

4.

Multiple Heating Modes: Three modes: fan-only, 750 W, and 1500 W for versatile heating.

5.

Fast Heating: Heats up instantly within 3 seconds for immediate warmth.

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High-Output Performance: Delivers 125,000-170,000 BTU/hr, heats up to 4,250 sq ft

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Built for Safety: Equipped with high-temperature limit switch and thermoelectric safety valves

3.

Quiet & Durable: Operates 50% quieter with quiet burner technology and rugged construction

4.

Extended Runtime: Runs up to 17 hours on a 100 lb. propane tank with 10ft hose, regulator, and thermostat

5.

Quick Set-Up: Plug into 110v outlet, connect hose & regulator, use automatic ignition and variable thermostat

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Innovative PTC Technology: Heater uses PTC stones for efficient and safe heating.

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Portable Design: Ideal for greenhouses, garages, and patios with an 88.6-inch long cord.

3.

Adjustable Heat Settings: Three settings: fan only, low, and high heat for versatile use.

4.

Energy Saving: Helps reduce heating costs by providing supplemental heat.

5.

Overheat Protection: Auto shut off feature to prevent overheating.

1.

Versatile Heating Modes: 3 output modes: 25W Fan, 800W Heat, 1500W Heat for precise climate control

2.

Smart Thermostat: Digital thermostat with temperature range of 40°F-108°F for accurate control

3.

Safety Features: Overheat protection, flame retardant materials, and IPX4 waterproof rating

4.

User Friendly Design: High power copper motor, non-slip handle, adjustable air outlet angle

5.

Additional Monitoring: Includes thermohygrometer for real-time temperature and humidity monitoring