How often should the Clean Comfort MERV 11 air filter be changed?

Bill BrownFounder of ServiceTitan Hacks community (9k+ pros) | INC 5000 Contractor | Helping contractors win with AI & Automation

The HVAC System That Reads Your Mind

25 Jun 2025

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This short transcript is a guided walkthrough of residential HVAC components. A speaker points out and explains parts: condensate drain lines, an energy recovery ventilator, a UV light sanitizer, a whole-house air freshener, and a Clean Comfort MERV 11 air filter, and provides basic maintenance guidance for the filter.

Questions this video answers

Generally every 90 days; more often if there are pets, allergies, or a household member with a respiratory condition.

What am I looking at here?
Okay, I see the PVC pipes. Those are the condensate drain lines. They remove water that's pulled from the air by the air conditioner.
What am I looking at here?
Okay, I see the energy recovery ventilator. It's designed to bring fresh air into your home while saving energy. Did you have any questions about it?
No. What am I looking at here?
That's the UV light sanitizer for your H Vac system. It helps keep the air clean by killing mold and bacteria. Was there anything specific you wanted to know about it?
No. What am I looking at here?
That's your whole house air freshener. It connects to your H VACC system to distribute fragrance throughout your home. Did you have any questions about it?
No. What's this?
Okay, I see the Clean Comfort MERV 11 air filter. Did you have any questions about it?
How often should I change it?
Generally, you should change it every 90 days. But if you have pets or allergies or if someone in your home has a respiratory condition, you might need to change it more often.