How to Clean Ac Coils Inside House

How to Clean AC Coils Inside House

Keeping your air conditioning system in top condition is crucial for maintaining a comfortable indoor environment. One essential maintenance task is cleaning the AC coils inside your house. Dirty coils can reduce the efficiency of your AC unit, leading to higher energy bills and potential breakdowns. Here are some steps to help you clean your AC coils effectively.

Tools and Materials Needed

Before you start cleaning your AC coils, gather the following tools and materials:

  • Bristle brush
  • Foaming coil cleaner
  • Gloves
  • Safety goggles
  • Screwdriver
  • Clean cloth or towel
  • Water hose
How to Clean Ac Coils Inside House


Steps to Clean AC Coils Inside Your House

  1. Turn off the power: Before you begin cleaning, turn off the power to your AC unit to prevent any accidents.
  2. Locate the coils: The AC coils are typically located near the air handler. Remove any access panels to reach them.
  3. Inspect the coils: Check the coils for any visible dirt, debris, or mold growth. Wear gloves and goggles for protection.
  4. Brush off debris: Gently brush off any visible debris on the coils using a bristle brush. Be careful not to damage the coils.
  5. Apply cleaner: Use a foaming coil cleaner following the manufacturer’s instructions. Let it sit for the recommended time.
  6. Rinse the coils: After the cleaner has had time to work, rinse the coils thoroughly with a water hose to remove dirt and cleaner residue.
  7. Dry the coils: Use a clean cloth or towel to dry the coils completely before turning the power back on.
  8. Reassemble: Once the coils are dry, reassemble any access panels and turn the power back on to your AC unit.
  9. Regular maintenance: To prevent future buildup, schedule regular AC coil cleaning at least once a year.
How to Clean Ac Coils Inside House


Benefits of Cleaning AC Coils

Cleaning your AC coils inside your house offers several benefits, including:

  • Improved efficiency: Clean coils allow your AC unit to operate more efficiently, reducing energy consumption.
  • Extended lifespan: Regular maintenance can help prolong the lifespan of your air conditioning system.
  • Better air quality: Clean coils promote better indoor air quality by preventing mold and bacteria growth.
  • Cost savings: By maintaining your AC coils, you can avoid costly repairs and extend the life of your unit.


Cleaning the AC coils inside your house is a crucial part of air conditioning maintenance. By following the steps outlined above and performing regular maintenance, you can keep your AC unit running efficiently and effectively. Remember to always prioritize safety when working with your AC system.