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Home » Best Crawl Space Heaters 2022

Best Crawl Space Heaters 2023

December 18, 2022 by Editorial Team

What’s the best way to warm up a crawl space? Installing a continuous radiant heating system is ideal, but if that’s not in the budget right now, a low-cost alternative is a crawl space heater. These heating appliances are designed to warm up a small area specifically, so they’re not the best option if you’re trying to heat a larger space. But they still can work if you have a small crawl space that needs a little extra heat.

To help you find the right crawl space heater for your space, we researched countless products and chose our top picks based on features, performance, and ease of use.

Read on to learn more about our favorite crawl space heaters.

# Preview Product Price
1 Portable Electric Space Heater with Thermostat, 1500W/750W Safe and Quiet Ceramic Heater Fan, Heat Up 200 Square Feet for Office Room Desk Indoor Use Portable Electric Space Heater with Thermostat, 1500W/750W Safe and Quiet Ceramic Heater Fan, Heat Up 200 Square Feet for Office Room Desk Indoor Use $27.99 Buy on Amazon
2 Durablow Stainless Steel Crawl Space Foundation Fan Ventilator + Built-in Dehumidistat (Stainless steel silver, M2D) Durablow Stainless Steel Crawl Space Foundation Fan Ventilator + Built-in Dehumidistat (Stainless steel silver, M2D) $119.95 Buy on Amazon
3 STANLEY ST-300A-120 Adjustable Portable Electric Space Heater with Overheat Protection, Black, Yellow STANLEY ST-300A-120 Adjustable Portable Electric Space Heater with Overheat Protection, Black, Yellow $53.03 Buy on Amazon
4 ISILER Space Heater, 1500W Portable Indoor Heater, Ceramic Space Heater Adjustable Thermostat Tip-Over Overheat Protection, Hot Cool Fan Electric Heater for Home Office Garage with ETL Certified ISILER Space Heater, 1500W Portable Indoor Heater, Ceramic Space Heater Adjustable Thermostat Tip-Over Overheat Protection, Hot Cool Fan Electric Heater for Home Office Garage with ETL Certified $25.49 Buy on Amazon
5 Space Heater, Upgrade 1500W Portable Electric Heater with 3 Modes, Overheat Protection, 90° Adjustable Angle, Garage, Indoor Use Space Heater, Upgrade 1500W Portable Electric Heater with 3 Modes, Overheat Protection, 90° Adjustable Angle, Garage, Indoor Use $27.99 Buy on Amazon
6 Kismile Small Space Heater for Indoor Use, Electric Ceramic Space Heater, Portable Heaters Fan for Office and Bedroom with Adjustable Thermostat ETL Listed,1500W Kismile Small Space Heater for Indoor Use, Electric Ceramic Space Heater, Portable Heaters Fan for Office and Bedroom with Adjustable Thermostat ETL Listed,1500W $22.94 Buy on Amazon
7 BEYOND BREEZE Space Heater, 1500-Watt Milkhouse Heater with Adjustable Thermostat, Utility Heater with Safe Overheat Protection for Garage, Bedroom and Greenhouse BEYOND BREEZE Space Heater, 1500-Watt Milkhouse Heater with Adjustable Thermostat, Utility Heater with Safe Overheat Protection for Garage, Bedroom and Greenhouse $36.96 Buy on Amazon
8 Comfort Zone CZ230ER 7,500-Watt, 240v Hard-Wired Digital Fan-Forced Ceiling Mount Heater with Full-Function Remote, Overheat Protection, Digital Thermostat, and 12-Hour Timer, Silver Comfort Zone CZ230ER 7,500-Watt, 240v Hard-Wired Digital Fan-Forced Ceiling Mount Heater with Full-Function Remote, Overheat Protection, Digital Thermostat, and 12-Hour Timer, Silver $183.57 Buy on Amazon
9 Comfort Zone CZ798 1,500-Watt Milkhouse Style Electric Portable Utility Heater with Adjustable Thermostat, Overheat Protection, 3-Prong Plug, and Safety Tip-Over Switch, Grey Comfort Zone CZ798 1,500-Watt Milkhouse Style Electric Portable Utility Heater with Adjustable Thermostat, Overheat Protection, 3-Prong Plug, and Safety Tip-Over Switch, Grey $59.96 Buy on Amazon
10 Comfort Zone CZ220 5000-Watt, 240v Hard Wired Fan-Forced Ceiling Mount Heater with Dual Knob Controls and Safety Overheat Protection, ETL Compliant, White Comfort Zone CZ220 5000-Watt, 240v Hard Wired Fan-Forced Ceiling Mount Heater with Dual Knob Controls and Safety Overheat Protection, ETL Compliant, White $101.34 Buy on Amazon

Our Editor’s Best Crawl Space Heaters Reviews


Portable Electric Space Heater with Thermostat, 1500W/750W Safe and Quiet Ceramic Heater Fan, Heat Up 200 Square Feet for Office Room Desk Indoor Use

 Portable Electric Space Heater with Thermostat, 1500W/750W Safe and Quiet Ceramic Heater Fan, Heat Up 200 Square Feet for Office Room Desk Indoor Use

Key Features:

  • This crawl space heater is a 2-in-1 heater fan that can be used for both winter and summer. It has a thermostat control that will turn the heater off when it reaches a preset temperature and turn the heater back on when the temperature dips below the thermostat setting.

  • These heaters are made with a multi-protection safety system to avoid any fire hazards. They have an automatic shutoff system that will turn the heater off when it starts to overheat, and a tip-over protection system that will turn the heater off if it is knocked over by accident. The heater will come back on automatically if it is uprighted again.

  • This is a mini heater that is portable and powerful. It is small enough to carry with you and has a build in carry handle. It can help save on your electric bill by only heating the area you are in, instead of the whole house.

  • This is a ceramic heater that is quiet and heats up quickly. It is designed for use in a bedroom or other small space.

  • This is a room heater that is made with upgraded abs material, which is more flame-retardant. It has a six foot lead cord and 2 prong connection.

$27.99 Buy on Amazon


Durablow Stainless Steel Crawl Space Foundation Fan Ventilator + Built-in Dehumidistat (Stainless steel silver, M2D)

 Durablow Stainless Steel Crawl Space Foundation Fan Ventilator + Built-in Dehumidistat (Stainless steel silver, M2D)

Key Features:

  • This crawl space heater is 18” x 9” x 2” and has two fans that are powered by a cord.

  • This crawl space heater has a freeze protection thermostat and uses UL listed components. You should measure your crawl space vent opening size before purchasing.

  • Crawl space heaters are designed to protect your home and occupants by reducing moisture in crawl spaces and increasing air circulation to prevent condensation and wood rot. They also exhaust vent radon gas, treated wood gases and odors, and prevent them from migrating into living areas. Crawl space heaters also exchange outdoor and indoor air to improve room air quality and balance the humidity.

  • This crawl space heater is designed to reduce radon levels in the crawl space, since radon is heavier than air and will precipitate in lower floors. The 100% stainless steel panel and housing box are designed for longevity in humid environments, and are better quality than other brands’ galvanized steel.

$119.95 Buy on Amazon


STANLEY ST-300A-120 Adjustable Portable Electric Space Heater with Overheat Protection, Black, Yellow

 STANLEY ST-300A-120 Adjustable Portable Electric Space Heater with Overheat Protection, Black, Yellow

Key Features:

  • This is a crawl space heater that is 120 volts and 300 watts.

  • This crawl space heater is powerful, with a 1500 watt capacity and 12.5 amp capacity. It can heat up to 165 square feet, making it ideal for small spaces.

  • This product has two heat settings and an adjustable thermostat, so you can choose how much heat you need.

  • This crawl space heater heats up quickly to warm your space. It is ideal for use in a crawl space, basement, or garage.

  • This heater is designed to save space and can easily be placed on a desk or workbench.

$53.03 Buy on Amazon


ISILER Space Heater, 1500W Portable Indoor Heater, Ceramic Space Heater Adjustable Thermostat Tip-Over Overheat Protection, Hot Cool Fan Electric Heater for Home Office Garage with ETL Certified

 ISILER Space Heater, 1500W Portable Indoor Heater, Ceramic Space Heater Adjustable Thermostat Tip-Over Overheat Protection, Hot Cool Fan Electric Heater for Home Office Garage with ETL Certified

Key Features:

  • This is a small, safe, and reliable space heater that is made from fire-retardant materials. The ceramic heater has a self-regulating element and automatic overheating protection for added safety. Tip-Over Protection will shut off the room heater if it gets knocked over accidentally to avoid accident happens.

  • This crawl space heater features an adjustable thermostat control with a temperature range of 41-95 degrees Fahrenheit. You can rotate the thermostat control dial to lower the temperature once the room is warm, and this ceramic heater will greatly reduce power consumption.

  • The crawl space heaters for a shopper are an instant warm-up option for a room within seconds. The ceramic heating elements and large air outlet make it a reliable choice for a space heater. It is also suitable for larger areas of up to 108 sq. ft.

  • The crawl space heaters for a shopper are compact, portable, and convenient. They are lightweight and have an ergonomic handle for easy transportation.

  • This is a reminder for shoppers to be aware of the safety concerns associated with using crawl space heaters. 1. To avoid burns, do not let bare skin touch hot surfaces. 2. Do not use the heater outdoors. 3. In order to avoid overheating, do not cover the heater. 4. Do not use the heater in the immediate surroundings of a bath, a shower or a swimming pool. If you want to use the heater in the bathroom, please use it when the bathroom is dry and avoid the heater/plug splashed water!

$25.49 Buy on Amazon


Space Heater, Upgrade 1500W Portable Electric Heater with 3 Modes, Overheat Protection, 90° Adjustable Angle, Garage, Indoor Use

 Space Heater, Upgrade 1500W Portable Electric Heater with 3 Modes, Overheat Protection, 90° Adjustable Angle, Garage, Indoor Use

Key Features:

  • The crawl space heaters are designed to rapidly heat up a room with PTC ceramic heating technology and a high-speed fan. They have an input voltage of 110-125V.

  • This crawl space heater has three modes – high heat, low heat, and natural wind. You can turn the switch to your desired heat setting and enjoy comfortable heat.

  • The crawl space heater is safe to use because it has a built-in high-temperature protection that will automatically shut down the heater if it overheats, avoiding any fire hazard.

  • This is a multifunctional electric heater that can be adjusted to 90 degrees and comes with a handle and 5 foot long cord. It is suitable for indoor and garage use.

  • The crawl space heaters have a 100% satisfaction guarantee, and 24-hour after-sales service.

$27.99 Buy on Amazon


Kismile Small Space Heater for Indoor Use, Electric Ceramic Space Heater, Portable Heaters Fan for Office and Bedroom with Adjustable Thermostat ETL Listed,1500W

 Kismile Small Space Heater for Indoor Use, Electric Ceramic Space Heater, Portable Heaters Fan for Office and Bedroom with Adjustable Thermostat ETL Listed,1500W

Key Features:

  • The Kismile space heater has 3 settings – high heat, low heat, and fan mode. Fan mode provides cool air.

  • This is a small, portable heater that can be used to heat a room. It has an adjustable thermostat so that you can control the temperature of the room. The heater also has a 1500 watt ceramic heating element.

  • This space heater has tip-over protection and overheating protection. If the heater tips over, it will shut off automatically. If the heater overheats, it will also shut off automatically.

  • The crawl space heater is a small, portable space heater that can be used in any room of the house. It is lightweight and has a compact design, making it easy to carry and install. The heater is suitable for use in living rooms, bedrooms, or offices.

  • This is a low-noise electric space heater that can be used in a bedroom or office. It is small and can be used to warm up a space when studying, reading, working, or watching a movie without disturbing others.

$22.94 Buy on Amazon


BEYOND BREEZE Space Heater, 1500-Watt Milkhouse Heater with Adjustable Thermostat, Utility Heater with Safe Overheat Protection for Garage, Bedroom and Greenhouse

 BEYOND BREEZE Space Heater, 1500-Watt Milkhouse Heater with Adjustable Thermostat, Utility Heater with Safe Overheat Protection for Garage, Bedroom and Greenhouse

Key Features:

  • This crawl space heater is made of heavy-duty steel material, which is very strong and durable, and has a long service life. In addition, electric heater has also passed ETL certification to ensure safety use.

  • This space heater has an adjustable thermostat and three different power levels, providing targeted heating to meet your needs.

  • This is a portable electric heater with an automatic overheat protection device. If the heater gets too hot, the device will turn the heater off.

  • The crawl space heaters are compact and portable, with a carry handle for easy transport. They are small and exquisite, light and portable, making them ideal for use in the bedroom or office. With safe space heater technology, they can help reduce heating bills.

  • The crawl space heaters are efficient and have high quality heating elements. They are rated for up to 1500 watts and only take 3 seconds to heat up. They are designed for relatively small spaces and offer a comfortable and consistent temperature.

  • This is a warning for shoppers that they should always plug their heaters directly into a wall outlet, and never use an extension cord or relocatable power tap.

$36.96 Buy on Amazon


Comfort Zone CZ230ER 7,500-Watt, 240v Hard-Wired Digital Fan-Forced Ceiling Mount Heater with Full-Function Remote, Overheat Protection, Digital Thermostat, and 12-Hour Timer, Silver

 Comfort Zone CZ230ER 7,500-Watt, 240v Hard-Wired Digital Fan-Forced Ceiling Mount Heater with Full-Function Remote, Overheat Protection, Digital Thermostat, and 12-Hour Timer, Silver

Key Features:

  • This crawl space heater is designed to be ceiling mounted and hard-wired, which saves floor space.

  • These crawl space heaters are built to last with a heavy gauge steel construction that can withstand temperature fluctuations in poorly insulated areas.

  • The heater has louvers that direct the airflow and a variable mounting angle so you can direct the airflow where you need it most. The fan-forced design helps to distribute the heat throughout the room.

  • This is a crawl space heater with convenient controls, including a digital thermostat and remote control.

  • This crawl space heater has an overheating protection sensor that will automatically turn the heater off if it detects that the unit has overheated on the inside. This is to help prevent damage to the unit.

$183.57 Buy on Amazon


Comfort Zone CZ798 1,500-Watt Milkhouse Style Electric Portable Utility Heater with Adjustable Thermostat, Overheat Protection, 3-Prong Plug, and Safety Tip-Over Switch, Grey

 Comfort Zone CZ798 1,500-Watt Milkhouse Style Electric Portable Utility Heater with Adjustable Thermostat, Overheat Protection, 3-Prong Plug, and Safety Tip-Over Switch, Grey

Key Features:

  • This is a safe and durable electric portable heater that is compact and powerful. It is 1500 watts and provides targeted heating in an enclosed garage.

  • This is a utility heater with three settings – low, high, and fan-only. It is designed for convenience and eliminates the need for additional appliances.

  • This is a crawl space heater with an adjustable thermostat, meaning you can control the temperature to find a comfortable setting. The compact size makes it ideal for smaller spaces.

  • The heater has safety features to help prevent accidents, including indicator lights, a tip-over switch, and an overheat protection sensor.

  • This crawl space heater is durable and portable, with a stay-cool all-metal housing and oversized carry handle for easy transport.

$59.96 Buy on Amazon


Comfort Zone CZ220 5000-Watt, 240v Hard Wired Fan-Forced Ceiling Mount Heater with Dual Knob Controls and Safety Overheat Protection, ETL Compliant, White

 Comfort Zone CZ220 5000-Watt, 240v Hard Wired Fan-Forced Ceiling Mount Heater with Dual Knob Controls and Safety Overheat Protection, ETL Compliant, White

Key Features:

  • This crawl space heater is designed to be ceiling mounted and hard-wired, which saves valuable floor space.

  • The commercial heater is made from heavy gauge steel, which makes it durable and able to withstand temperature fluctuations in poorly insulated areas.

  • This heater is designed to direct airflow to where it is needed most, and to distribute it throughout the room.

  • The crawl space heaters have convenient controls that allow the user to adjust the temperature and turn the heater on and off quickly.

  • This heater has smart safety features that include an automatic shut-off if it overheats, and a power indicator light.

$101.34 Buy on Amazon


Best Crawl Space Heaters Buying Guide

Before choosing the best crawl space heater you should consider following options:

1. Budget: Crawl space heaters are affordable, but you should determine your budget before shopping for one. The cost of a crawl space heater depends on the features it offers.

Higher-end models have an energy-efficient design and come with an array of features like humidity control and temperature monitoring. They tend to be expensive, but they last longer and save money in the long run.

If your budget is limited, you can choose a cheap option with minimal features.

2. Space: Before buying a crawl space heater you should measure the size of the area to determine the right model.

Ideally, the heater you choose should be large enough to heat the entire area. Otherwise, the heat distribution will be uneven and the room will remain cold.

3. Energy efficiency: This is an important factor to consider since it will affect your bills.

The efficient crawl space heaters use little electricity to produce a lot of heat. Cheaper models tend to use more energy to produce heat.

4. Features: Before buying a crawl space heater, check the features it offers.

Some heaters have an efficient design and come with an array of features like humidity control and temperature monitoring. They tend to be expensive, but they last longer and save money in the long run.

5. Installation: You need to check whether the heater you choose is easy to install. If not, you will have to hire a contractor to do the job.

Some heaters can be installed easily by following the manufacturer’s instructions. Others come with easy-to-follow installation manuals.

You should also check if the model you choose is compatible with the existing ductwork or not.


Crawl Space Heaters FAQs

1. What are the best crawl space heaters?

There is no definitive answer to this question as the best crawl space heater depends on a number of factors, including the size and layout of the crawl space, the climate, and the specific needs of the homeowner. Some of the most popular crawl space heaters include electric radiant heaters, forced-air furnaces, and hydronic (hot water) heating systems.

2. How do crawl space heaters work?

Crawl space heaters are typically electric and work by providing warmth to the air in the crawl space. This can be done through a variety of methods, such as radiant heat, convection, or forced air.

3. What are the benefits of using a crawl space heater?

Crawl space heaters provide a number of benefits, including:1. Increased Energy Efficiency: Crawl space heaters help to increase the overall energy efficiency of your home by keeping the crawl space warmer. This helps to reduce the amount of energy needed to heat your home overall.2. Reduced Pest Infestations: Pests are attracted to warm, dark places. By keeping your crawl space warmer, you can help to reduce the risk of pest infestations.3. Reduced Moisture: Moisture is another problem that can plague crawl spaces. By keeping the space warmer, you can help to reduce the amount of moisture that is present, which can help to reduce the risk of mold and mildew growth.4. Improved Air Quality: The air quality in your home can be improved by keeping the crawl space warmer. This is because warmer air is less likely to hold onto dust and other particles.

4. Are crawl space heaters safe to use?

Crawl space heaters are safe to use if you follow the manufacturer’s instructions and take proper safety precautions. Be sure to keep the area around the heater clear of flammable materials, and never leave the heater unattended while it is on.

5. How do I choose the right size crawl space heater for my home?

The size of the crawl space heater you need depends on the size of your crawl space. A small crawl space heater might be enough to heat a small crawl space, while a larger heater might be necessary to heat a larger space. You should also consider the climate in your area and the temperature you want to maintain in your crawl space.


Conclusion

There are many great crawl space heaters on the market. Our list of the best crawl space heaters will help you save time researching and choosing the best one for you.

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