Maintenance Guides / HVAC & Air Quality

Check ERV/HRV filters

Difficulty: easyTime: 20 mins

Why it matters

ERV/HRV systems exchange stale indoor air with fresh outdoor air year-round. Clogged filters defeat the purpose — your home gets stale air without the energy recovery benefit.

Stop forgetting to do this.

HomeOS generates a personalized maintenance schedule so you never miss another check erv/hrv filters.

How to do it

  • 1

    Locate the ERV/HRV unit (usually in utility room or attic).

  • 2

    Open the access panel.

  • 3

    Remove the filter cores.

  • 4

    Vacuum or rinse under water.

  • 5

    Allow to dry completely before reinstalling.