Servicing schedules, cleaning routines, troubleshooting tips and common repair issues to keep your air conditioner running efficiently year round. Not sure what a term means? Check our AC Glossary and FAQ hub.
Evaporative cooling vs reverse cycle comes down to humidity and heating: evaporative coolers cost far less to run in hot, dry climates, while reverse cycle systems work in any climate and also heat your home. If your hottest summer afternoons…
Evaporative cooling costs 75–90% less to run than refrigerant-based air conditioning, but it works well only in dry climates, and the line between “works great” and “makes your house worse” comes down to one number: your local dew point. If…
A homemade indoor AC coil cleaner works safely only when it accounts for one detail most recipes skip: the indoor evaporator coil can’t be rinsed with a hose the way an outdoor condenser coil can. That single difference changes which…
If your AC blows warm on a hot drive, low refrigerant is the most likely cause, and you can check and refill it yourself with the right gauge and a can of the correct refrigerant. The catch is that “gauge”…
A central AC tune-up covers about a dozen tasks, and you can legally do most of them yourself: swapping the filter, rinsing the condenser coil, straightening bent fins, clearing the condensate drain, and checking the thermostat. What you can’t do,…
Whether your air conditioner needs water depends entirely on what kind of unit you have. Central air, window units, and most mini-splits don’t need water to run; they cool your home with refrigerant and only produce water as a byproduct.…
A heating and cooling tune up is a scheduled inspection and service visit for your HVAC equipment, but what it actually includes depends heavily on what kind of system you have. A furnace and central AC split system needs different…
A furnace and AC tune up is a scheduled inspection and cleaning of your heating and cooling equipment, done by a licensed technician before each system’s busiest season. Most homeowners pay between $75 and $250 per system, and a single…