I’m researching residential furnace cleaning service experts and would like to hear from homeowners who have recently had their furnace professionally cleaned.

I’m mainly looking for a reliable service that can thoroughly clean the furnace and help with routine heating-system maintenance. I’d also like to know what homeowners normally look for when comparing furnace cleaning companies.

For those who have booked this service before, how often do you have your furnace cleaned? What questions should I ask a company before scheduling, and what should a standard residential furnace cleaning include?

Any recommendations or experiences would be helpful.