Kristin is a lead editor at Forbes Home and has nearly a decade of professional experience as a writer and editor. She's previously worked at sites like Talking Points Memo, Insider, Delish, Angi and ...

The blower motor plays an extremely important role in forced-air systems. It’s the trigger that circulates conditioned air throughout the home. Blowers in older furnaces generally employ single-speed ...

Screw blowers use internal compression, lobed blowers use external compression. Screw blowers are more efficient, potentially cutting energy use in half. Resources: Atlas Copco, www.atlascopco.com ...