Gas furnaces usually come with either of these three types of blower motors – Single Speed, Multi Speed & Variable Speed. Here are the differences between these 3 gas furnace blower motors…
Single-Speed vs. Multi-Speed vs. Variable Speed Gas Furnace Blower Motors
1. Single Speed
3. Variable Speed
Read the whole article here – Understanding the Differences Between Single-Speed, Multi-Speed and Variable Blower Motors in Gas Furnaces.
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