One of the first signs that black mold is growing in your air vents is a distinct musty mildew like smell in specific rooms or even throughout your entire home.
Black mold in my window air conditioner.
Air conditioner vents can be breeding grounds for black mold.
Also clean the air conditioner front grille if it has mold on it.
You may also be able to see the presence of mold around drip pans air ducts and within intake vents.
Replace a window ac unit that s filled with heavy mold.
Condensation forms in the coils and ducts as cool air circulates through the system creating a habitat for moisture loving mold.
Reassemble the air conditioning unit and plug it back into its power source.
Allow the solution to sit on these surfaces for approximately 10 minutes then rinse with water and a damp cloth.