Have you ever noticed a musty smell coming from your vents right when the air conditioner kicks on?

That smell isn't something you should just cover up with an air freshener. Your AC may be trying to tell you there's moisture and organic growth somewhere inside the system.

In this episode of the Home & Life Comfort Podcast, Derek Cole explains why air conditioners can develop that familiar musty odor and what may be happening inside your indoor unit.

Your air conditioner doesn't just cool your home. It also removes moisture from the air. As warm, humid air moves across the cold evaporator coil, condensation forms and drains into a pan below the coil. When moisture sticks around because of a dirty coil, clogged drain, or drainage problem, you've created the kind of damp, dark environment where organic growth can develop.

In this episode, you'll learn:

• Why your AC produces water while it's cooling your home
• Where that musty smell is usually coming from
• How the evaporator coil and drain pan can contribute to odors
• Why simply masking the smell doesn't solve the problem
• How UV germicidal lights and coil scrubbers can help prevent organic growth
• Why regular HVAC maintenance still matters

If your house smells fine until the AC comes on, don't ignore it. Finding the source of the moisture and correcting the problem can help keep your system cleaner and your home's air smelling fresher.

🎙️ Home & Life Comfort Podcast with Derek Cole

Practical advice about heating, cooling, indoor air quality, and home comfort from more than 20 years in the HVAC industry.

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