12 Things HVAC Techs Never Tell You (#7 Cuts Your Heating Bill in Half)

🔥 The 12 heating secrets and what each one saves — #7 is the big one, all explained below, save it 👇 · Subscribe: one fix from 40 years of HVAC every week Same house, same thermostat, and the heating bill keeps climbing. After 40 years in other people's basements, here are the 12 things most techs never take the time to tell you — shown inside a cutaway house, with what each one really saves. In this video: 1. The thermostat is not a gas pedal — cranking it up doesn't heat faster 2. The filter: the $10 part that chokes your whole system 3. Why closing vents in empty rooms backfires 4. Turning it back at night — how much it really saves 5. Your ducts leak — mastic and foil tape, never cloth duct tape 6. Heat pumps: stay out of emergency heat 7. Seal the air leaks — attic, rim joist, outlets, doors. The Department of Energy puts it at 25 to 40 % of the heat you pay for; in an old, drafty house it can cut the bill close to half 8. The ceiling fan's winter switch 9. Dry air feels colder — humidity matters 10. Curtains are a heating system 11. 3 checks before you call a tech (the switch, the filter, the drain) 12. Fix the house before you buy a new furnace The incense test from the video is free: hold a lit stick by outlets, the attic hatch and door edges on a windy day — where the smoke gets pulled, you're losing heat. Safety: never block a gas furnace's combustion air or vents while sealing, and keep a working carbon monoxide detector in the house. How old is your house — and what was last January's heating bill? Tell me in the comments. Subscribe and hit the bell so you don't miss why your furnace filter is costing you $400 a year.