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 |
What size heater do I need for a 2.5 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.
Why is a 120 volt heater wired as 240 volts a problem?
Specifically, a 240-volt, 2,000-watt heater will use up 8.3 amperes of current but a 120-volt, 2,000-watt device eats up 16.6 amps. Making a guess and buying the wrong replacement heater can be disastrous to your home. This is especially dangerous if you install a 120-volt heater where there is a 240-volt circuit.
What size breaker do I need for a 240 volt heater?
Adding a 240-volt baseboard heater usually requires a new 20- or 30-amp double-pole circuit breaker and new circuit wiring to supply one or more heater units. This is a dedicated circuit that serves only the heater.
What size breaker do I need for 240 volts?
According to the National Electric Code heating circuits are considered a continuous load and therefore must be derated by 25%. (For example: a 20 Amp heating circuit cannot have more than 16 Amps of load connected.) 120 Volt heaters require 1-Pole circuit breakers; 240 Volt heaters need 2-Pole breakers.
How many BTUs do I need to heat a 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.
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.
Will a 1500 watt heater heat a garage?
Watts. 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.
Can I use a 208 volt heater on 240 volts?
Do not run a 208 volt only heater on 240 volts if it has moving parts such as a motor. There is a small chance that the life span will be shortened just a little for a 208 volt heater run on 240 volts. It will be hotter on 240 volts compared with on 208 volts.
Which is the best 240 volt garage heater?
Conclusion: What Is The Best 240V Garage & Shop Heater? Out of all the garage heaters listed in this review, the best 240-volt garage heater is the KING GH2407TB Garage Heater and the Dr. Heater DR966 Garage Heater.
What kind of space heater is 240 volt?
“240 volt space heater” TPI H474TMC474 Series Dual Wattage Portable Heater – Corrosion Resistant, Temperature Control Thermostat, 240V. Home Heaters
How big of a space do you need for a garage heater?
Be careful by placing your heater around 7 ft from the ground and away from any such items. When discussing what garage heater to purchase, it is important to know which space you need it for. Smaller garages require significantly lower power and voltage than large commercial spaces.
Is it OK to have electric heater in garage?
With an electric heater, it is important to watch out for some obvious dangers. Garages and workshops are often places with flammable and combustible items. Be careful by placing your heater around 7 ft from the ground and away from any such items. When discussing what garage heater to purchase, it is important to know which space you need it for.