How do I size a space heater?
The most important factor when sizing a space heater is the amount of space you have to heat. A general rule of thumb is that you can heat approximately 25 square feet for every 1000 BTUs a heater puts out.
The most important factor when sizing a space heater is the amount of space you have to heat. A general rule of thumb is that you can heat approximately 25 square feet for every 1000 BTUs a heater puts out.