But sometimes the water collects in the air conditioner's evaporator, and if it sits there long enough, it starts to stink You'll want to use a disinfectant like Lysol or a special A/C ...

such as Lysol or an AC disinfectant from an auto parts store, and spray it into what’s called the plenum. The plenum is a box that connects to your heating, ventilating, and air conditioning ...