Install perfect casita’s mach 8 hush kit into your air conditioner. This is for mid-year 2013-mid-2017 models only with the low profile “Mach 8” a/c. Customer must supply the kit because of long lead times ordering from perfect casita. They make a version with or without the upgraded fan blade. Check to see if your fan has a “D” in the model number and you already have it. If not, order the kit with the fan. – $75 labor.