Furnaces, heat pumps, central air, and the ductwork that ties it all together: tune-ups, diagnostics, and the repairs worth doing yourself.
When indoor air feels sticky even with the thermostat satisfied, the problem is usually latent load. Here is the bench procedure for making a central system pull water out of the air again.
Your blower pressurizes every joint, boot, and seam in the duct system, and any of them that leak are conditioning the attic. A weekend with mastic pays you back every month.
Every humid day, your air conditioner pulls gallons of water out of the air and trusts a plastic pipe to carry it away. Here is how that pipe clogs, and the simple service that keeps it clear.