A dirty evaporator coil will make your ac unit less efficient thu.
Clean ac coils in attic.
You should be able to spray them down let it sit and then rinse the coils with water after a few minutes.
Purchase a can of commercially available no rinse coil cleaner.
Turn off power to the air handler at the main switch or circuit breaker.
Video details how to clean your ac inside your house without removing the coil.
Locate the air handler unit usually installed in a closet or attic.
The air filters will capture most of the tiny debris that could cause trouble for your system 4 though regular cleaning will still be necessary the coils will be much cleaner if the air filter is cleaned and replaced when needed.
Once the coils are completely covered in cleaner you should let the foam continue to expand and pull the grime off of the coils.
The water will run down into the drip pan below so you don t have to worry about cleanup.
Soak the coils in cleaner for 5 10 minutes.
Once you get most of the loose dirt removed you can use an ac cleaning solvent or a mix of water and dish detergent to spray the coils off.
From changing your filters and cleaning your coils to being a little more mindful when landscaping you can make a big difference with minimal effort.
The most basic way to keep evaporator coils clean is to make sure your ac unit has clean air filters installed.
This is normally a foamy substance in a spray can that.
Remove the metal reflective tape.