# You asked: What size electric heater do I need for my garage?

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## What size heater do I need for my garage?

You can calculate the ideal garage heater for your garage using the formula of size (in cubic feet) times 0.133 times the desired temperature rise. These factors vary, but we generally recommend an 8,000 – 12,000 BTU garage heater for a one car garage.

## How many BTUs do I need to heat my 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.

## How many watts does it take to heat a 2 car garage?

1 sq ft = 10 W = 34.1 BTU

Garage Size Power in Watts Power in BTUs
440 sq ft (22×20 2 car garage) 4,400 W 15,000 BTU
620 sq ft (31×20 3 car garage) 6,200 W 21,200 BTU
800 sq ft (40×20 4 car garage) 8,000 W 27,300 BTU
1000 sq ft 10,000 W 34,100 BTU

## How many BTUs do I need to heat my 24×24 garage?

There is a basic rule of thumb for forced-air heaters, which is to heat a two- to 2-1/2 car garage and a three-car garage with 60,000 Btu.

## How many BTUs do I need for a 1000 sq ft garage?

1-Car, 2-Car, 3-Car, 4-Car Garage BTU Requirements (Rough Estimates)

Size Of Garage: Warm Climate (30 BTU per sq ft): Cold Climate (60 BTU per sq ft):
2-Car Garage (500 sq ft): 15,000 BTU 30,000 BTU
3-Car Garage (750 sq ft): 22,500 BTU 45,000 BTU
4-Car Garage (1,000 sq ft): 30,000 BTU 60,000 BTU

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

Determining the proper air conditioner size starts with measuring the size of your garage. If you have a typical two-car garage, it should measure somewhere around 20 feet wide by 20 feet deep. A 400-square-foot space like this requires a 9,000 to 10,000 BTU air conditioner, according to Energy Star.

## How many BTUs do I need for a 900 square-foot garage?

Two-car garages (450-700 sq ft) require a 3600-7000 W unit (electric heaters) or 12,000-24,000 BTUs/hr (for the propane ones) Three-car or bigger garages (700-900 sq ft) need a 7000-9000 W unit (or 24,000-31,000 BTUs/hr).

## Can a 1500 watt heater heat a garage?

A watt is a unit of power equal to one joule of energy per second. … Therefore, a 1500 watt space heater (120 volts) can heat an area of 150 square feet, and a garage heater rated at 5,000 watts should be able to comfortably heat an area over 400 square feet.

## How much does it cost to heat a 2 car garage?

To heat an average, two to two-and-a-half car garage you will spend between \$600 and \$1500.

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## How much does it cost to run a 1500 watt heater for 24 hours?

Per Hour And Per 24 Hours Cost Of Running A 5,00W – 5,000W Electric Heater (Table)

Electric Heater Wattage: Running Cost (Per Hour) Running Cost (For 24 Hours)
750 Watts \$0.10 \$2.40
1,000 Watts \$0.13 \$3.12
1,250 Watts \$0.17 \$4.08
1,500 Watts \$0.20 \$4.80