Checking your delta t air conditioner stats
If you feel like your house is a bit stuffy, checking the delta t air conditioner reading is the fastest way to see if your cooling system is actually working. You don't need to be a licensed HVAC technician to do this, and you definitely don't need a van full of expensive tools. It's one of those quick "sanity checks" that can tell you within five minutes whether you should call for a repair or if you just need to change a dirty air filter. ...