10/16/2026
0 PPM at the furnace. 0 PPM at the wall register. 0 PPM at the floor register.
That's what we like to see on a heating tune-up. This one was a Rheem Classic Quiet 80 gas furnace in Lindenhurst, serviced for a Home+ member ahead of the heating season. Along with carbon monoxide testing, the member tune-up covers filter inspection, airflow, electrical and combustion safety checks, and we photographed the CO readings and the filter for the homeowner.
Book your tune-up at hometsair.com.