Licensed Installed

Insulation: Poor insulation may require a higher BTU rating.
Climate: Extremely hot or cold climates may also necessitate additional BTUs for optimal performance.

A zone refers to a specific area you want to heat or cool. Typically, a zone is an enclosed space, such as a kitchen, living room, bedroom, or garage. The square footage is calculated based on 8-foot ceilings. If your ceilings are higher or lower than 8 feet, use our square footage calculator to determine the appropriate coverage for your space.