# Quick Answer: What Size Of Heater Do I Need For My Garage?

## How many BTU do I need to heat a 20×20 room?

To determine the number of BTUs per square foot that you need to heat a room, simply multiply the square footage by 20 BTUs per square foot.

For example, if a room has 1,000 square feet, you would require 20,000 BTUs to heat it..

## How many BTUs does it take to heat a single car garage?

Single-car garages (0-450 sq ft) require a 2000-3000 W unit (or 6,800-9,000 BTUs/hr) 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).

## How many square feet will 40000 BTUs heat?

CraveModelBTUsSpace it will HeatCrave 3617,500 – 30,000600 – 900 square feetCrave 4821,000 – 40,000800 – 1,300 square feetCrave 6026,000 – 50,0001,300 – 2,100 square feetCrave 7230,000 – 58,0001,500 – 2,400 square feet

## How do I calculate what size heater I need?

How to Calculate Heater SizeMeasure the length, width and height of each room you want to heat. … Add the areas of all rooms to be heated to get the total cubic feet. … Estimate your desired temperature increase. … Calculate the BTUs you need. … Recognize situations that may increase your heater size needs.

## What is the best garage heater?

The Best Garage Heater.1 Mr. Heater F232000 MH9BX Buddy.2 Lasko High Velocity Utility Fan.3 Fahrenheat FUH54 240-volt Garage Heater.4 Lasko Ceramic Tower Space Garage Heater.5 Newair G56 5600 Watt Garage Heater.6 Modine HD45AS0111Natural Gas Hot Dawg.7 Lasko 675919 Stanley Pro-Ceramic Utility Heater.More items…•

## How can I heat my garage cheaply?

The Best Options for Heating a GarageInstall Better Insulation: The Cheapest Way to Heat Your Garage. … Hook Up an Electric Space Heater: The Simplest Way to Heat a Garage. … Fire Up a Combustion Space Heater: The Fastest Way to Heat a Garage. … Install a Ductless Mini-Split System: … Add Radiant Heating:

## How do I keep my garage warm in the winter?

Installing a heater to keep your space warm. While insulation and weather-stripping will help keep cold air from entering your space, they won’t do much to help warm up your space. To stay toasty in your garage all winter long, install a unit heater – these take up little space and are inexpensive to install.

## How do you calculate BTUs needed?

A room’s BTU requirement is based upon the cubic volume of the space – the height, length and the width of the room multiplied by four (done for you by our calculator) – and what is above, below and besides the room.

## How do I calculate BTU for heating?

If you are calculating by yourself you need to: Calculate the cubic volume of your room in feet or meters. This is calculated by multiplying the height, width and length of your room. After that, multiply the figure by the following values for a rough estimate of your suggested BTU.

## What size room will a 30000 BTU heater heat?

APPROXIMATE BTU OUTPUT NEEDED BY SQUARE FOOTAGEAPPROXIMATE SQUARE FOOTAGEUp to 200Up to 1000RECOMMENDED INSULATION4,000 BTU20,000 BTUMODERATE INSULATION6,000 BTU30,000 BTUPOOR INSULATION9,000 BTU45,000 BTU

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

Size and Ceiling HeightArea To Be Cooled (square feet)Capacity Needed (BTUs per hour)450 to 55012,000550 to 70014,000700 to 1,00018,0001,000 to 1,20021,00010 more rows

## Are electric garage heaters expensive to run?

Cons: Electricity is generally more expensive than gas in most all of North America. 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.

## What kind of heater can I use in my garage?

The 6 Best Garage HeatersMr. … Dyna-Glo Pro RMC-FA60DGP 30,000-60,000 BTU Propane Forced Air Heater.Modine HD45AS0111 45,000 BTU Hot Dawg Natural Gas Garage Heater.Heatstar By Enerco F125444 Radiant/Natural Gas Overhead Garage Heater.Fahrenheat FUH54 240-volt, 2500-5000-watt Electric Fan-forced Garage Heater.More items…

## Is 5000 BTU enough for a living room?

Window air conditioners typically have a cooling capacity ranging from 5,000 to 12,500 British thermal units (Btu/hr.). As a rule of thumb, an air conditioner needs 20 Btu for each square foot of living space. … If the unit is used in a kitchen, increase capacity by 4,000 Btu.

## How big of a room will a 1500 watt heater heat?

A 1,500 watt heater producing 5,100 BTUs can heat 150 square feet. That’s equivalent to a 10-by-15 foot room, an 11-by-14 or one sized to 12-by-12 1/2 feet with a standard 8-foot ceiling.

## How many BTU 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.