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The Daily Insight

Are garage heaters worth it

Author

Sophia Edwards

Published Apr 29, 2026

Heating the garage will help maintain warmer temperatures inside of the home by preventing cold air from getting inside of the home, so homeowners can maintain their desired temperatures and keep their homes comfortable.

Is heating a garage worth it?

Heating the garage will help maintain warmer temperatures inside of the home by preventing cold air from getting inside of the home, so homeowners can maintain their desired temperatures and keep their homes comfortable.

What is the most efficient way to heat a garage?

In-Surface Radiant Heat Unlike other heating methods, it heats a surface, rather than the air around it. In-surface radiant heat is one of the most efficient ways to heat a garage.

Do garage heaters use a lot of electricity?

If we compare the cost of heating a typical two-car garage, the electric heater can cost as much as 20% more to operate than a vented forced air gas heater and 40% more than a vent-free infrared gas heater. 240 volt power is required. This is the same power requirement as your oven or electric clothes dryer.

What is the best way to heat a detached garage?

  1. Installing a Ductless Mini Split System. This is a kind of heating system that doesn’t need air ducts to heat the air. …
  2. Better Insulation. This should be by far the cheapest option. …
  3. Radiant Heating System. …
  4. Portable Space Heater. …
  5. Which is Best For You?

What temperature should I heat my garage?

If you live in inland States or regions, the ideal temperature for your garage is between 15oF to 40oF. In contrast, if you live in coastal States, the ideal temperature is between 50oF to 65oF. In general, it’s recommended keeping the garage temperature above the average dew point of your area.

Is a heated garage bad for car?

Often times, people believe that a heated garage is even worse for their car. In contrast, a heated garage is actually even better for your car. There is, however, one downside. When your car is covered with snow or salt, storing it in a warm garage every night can slightly speed up the process of rust.

How much does it cost to run a 1500 watt heater for 8 hours?

On average, a 1,500W heater costs around $0.20 per hour to run on high. This adds up to a cost of $1.60 for 8 hours a day, and $48 per month. The running costs depend on your electric heater’s power, running time, heat settings, and your electricity price.

Where should I place my garage heater?

Garage heaters in small spaces should be positioned as close to the floor as possible. Portable heaters like the NewAir G56 should be placed flat on the floor, away from your feet or anything that might knock them over. Mounted units should be installed eighteen inches off the floor, someplace you won’t bump into them.

How can I heat my garage cheaply?
  1. Install Better Insulation. The Cheapest Way to Heat Your Garage. …
  2. Hook Up an Electric Space Heater. The Simplest Way to Heat a Garage. …
  3. Fire Up a Combustion Space Heater. The Fastest Way to Heat a Garage. …
  4. Install a Ductless Mini-Split System. …
  5. Add Radiant Heating.
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Can I use a furnace to heat my garage?

If you have a forced air furnace in the home, then the easiest and least expensive way to heat an attached garage is by extending the duct system to supply warm air to the garage. Although this may be easy and cheap, it may not be the right answer for most homes.

How hot does garage get in summer?

In the summer, your garage can heat up 20 degrees or higher when compared to the outside temperature. Add this to the heat from a car that been out on the road under the hot sun, and your garage can feel like an oven.

What temperature should I keep my garage in winter?

A good rule of thumb is to always keep your garage above the average dew point so condensation doesn’t form. This is usually around 40°F for inland states and around 65°F for coastal states.

Is a garage the same temperature as outside?

Because of this, garages tend to act much like outdoor sheds. What little heat there is in a garage eventually starts to transfer through the walls and ceiling to where it’s cooler. This means as you go from summer to winter, at some point your garage is just a few degrees warmer than the outside air temperature.

How do you heat a concrete garage?

In short, the way to heat up a concrete garage is through smart insulation. Insulation the walls, door, and ceiling are the most important (heat rises). Covering a concrete garage floor with a more thermally conductive material (epoxy/rubber/carpet) can also help greatly.

Is it bad to park in a heated garage in winter?

In winter, instead of being clogged with snow and ice, they all melt away after you park in the garage. (Even if your garage isn’t heated, the heat from the engine usually melts the snow and ice.) … While the jury’s still out on whether it’s good or bad to park in the garage in winter, the choice is yours.

Why are parking garages so cold?

The parking garage is mostly air, which has low thermal mass, with relatively small patches of contact with the cool adjacent (high thermal mass) ground. The air-to-ground-contact ratio is much higher in a parking garage than in a natural cave or a purpose-built wine cave.

Why are garages so cold?

The typical garage isn’t designed to stay warm inside when outdoor temperatures are frigid. Garages usually lack insulation, and their concrete floors remain chilly all year around. Even with a small space heater running, the temperature inside the garage probably won’t rise more than a few degrees.

Should you insulate the garage?

You do not need to insulate the entire garage, you could actually do fine insulating just the internal wall of the garage. By installing insulation in the walls between the actual living space and the garage, you will experience more comfort within your home.

How do you tell if a garage is insulated?

  1. Ask the Previous Homeowner. The quickest, easiest, and less messy way to determine whether your walls have insulation is to just ask the previous owners. …
  2. Remove the Electrical Outlet Box. …
  3. Check Behind the Baseboard. …
  4. Drill a Small Hole in the Wall. …
  5. Tear Down the Drywall.

How much does it cost to insulate a garage?

Garage insulation costs vary based on the size of the space and the insulation you purchase. Sebring estimates it costs about 50 cents to $1.25 per square foot to insulate a garage. This means insulating a two-car garage would cost about $338 – $845.

How far does garage heater need to be from wall?

Position the heater close to your work surface but not directly over it to ensure you leave at least 72 inches between the bottom of the heater and any combustible items. Leave at least 36 inches between infrared heaters if you require more than one.

How much does it cost to put heat in a garage?

Basic electrical garage heaters range between $100 and $400 and can be self-installed. For gas and propane-powered garage heaters, though, you could pay between $400 and $800, plus additional fees for installation.

How many BTU do I need for a 2 car garage?

A basic rule of thumb for forced-air heaters is 45,000 Btu to heat a two- to 2-1/2 car garage, and a 60,000 Btu garage heater for a three-car garage. The makers of low-intensity infrared tube heaters say that 30,000 Btu can heat a two to 2-1/2 car garage, and suggest 50,000 for a three-car garage.

Is it cheaper to turn on the heat or use space heaters?

Space heaters do use less energy as compared to using central heat. … As such, having a space heater in every room in the home and turning them all on at the same will only cost you more, not less.

Will a 1500 watt heater heat a garage?

Garage Size A good rule to follow for choosing an adequate garage heater is for every 10 watts of output, you can heat 1 square foot of space. For instance, a 150-square-foot garage or shop will be fully heated by a 1,500-watt electric garage heater.

Is 1500 watts a lot of power?

750 watts works well for a small office, small bedroom, or bathroom. 1000 watts should warm up large bathrooms, small living rooms, or a small room. 1500 watts will heat spaces up to about 150 square feet and can help you stay warm and toasty in a medium-sized room, office, kitchen, or modest-sized living room.

Do space heaters work in garage?

A portable space heater—like the kind used to heat up a cold room in your home—is a simple way to augment an existing heat source to better warm your garage on those super-chilly winter days. Depending on how much additional heat you’re looking for, a garage space heater comes in nearly any size to fit any budget.

How do you heat a garage that isn't insulated?

  1. Overhead tube heater. An effective way to heat a garage without insulation is to install an overhead infrared tube heater. …
  2. Install a wood stove. Another option would be to install a wood stove in your garage. …
  3. Torpedo propane heater. …
  4. Propane heater. …
  5. Add basic insulation to your garage.

Is radiant heat good for a garage?

Radiant floor heating is a great option even for your garage! … If you are tired of scooting around on cold concrete while you undertake projects on your hot rod or family car, garage radiant floor heating is a sensible option. Plus, these systems are quiet, unlike space heaters or electric blowers.

Are propane heaters safe in a garage?

Can You Run a Propane Heater in a Closed Garage? For safety reasons, you shouldn’t run a propane heater in a closed garage. Ventilation is necessary in case of emergencies. If you must use it in a closed garage, you should never leave it unattended.