Garage heating
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Direct vent,these unit are usually 90% efficent or better. Pulls combustion air from outside, and returns exhaust gasses to outside. Burners are enclosed and does not use inside air for combustion. These units are better for use in garages and shop space where chemicles, gas, paint or other flammable products are used and stored. Warms up quickly. | Direct vent,these unit are usually 90% efficent or better. Pulls combustion air from outside, and returns exhaust gasses to outside. Burners are enclosed and does not use inside air for combustion. These units are better for use in garages and shop space where chemicles, gas, paint or other flammable products are used and stored. Warms up quickly. | ||
| − | ====Open combustion=== | + | ====Open combustion==== |
Usually 80% efficency. These units do not have a sealed combustion chamber and have open flame. They use indoor air to supply the combustion process. You must be carefull when painting, or storing flammable products. | Usually 80% efficency. These units do not have a sealed combustion chamber and have open flame. They use indoor air to supply the combustion process. You must be carefull when painting, or storing flammable products. | ||
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