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  1. Merv 11 vs. Merv 16 Filter Box | HVAC-Talk: Heating, Air ...

    Apr 25, 2013 · Merv 11 should be plenty for most all allergens (typically jsut dust, pollen and mold spores). Keep in mind, the primary function of a filter to to keep dust from accumulating over hte fins …

  2. MERV 8 vs 11 vs 13 - HVAC-Talk

    Mar 22, 2010 · MERV: Minimum Efficiency Reporting Value, commonly known as MERV Rating is a measurement scale designed to rate the effectiveness of air filters. The scale is designed to …

  3. Should I replace a MERV 8 filter with MERV 11 or 13...

    Jun 21, 2009 · A couple of months later. It is time to replace the filter. I did some research, and found replacement filters at MERV 8, MERV 11, and MERV 13 for my unit. Neither one of us have …

  4. 4" media filter with lowest pressure drop - HVAC-Talk

    Oct 9, 2019 · I currently have a Honeywell 20x20x4 Merv 11 media filter. Part no. FC100A1011. I'm getting .21wc pressure drop across the filter, with a brand new filter...

  5. Merv 8 to Merv 11?...Homeowner Question - HVAC-Talk

    Dec 19, 2007 · MERV 11 is more restrictive than MERV 8. You will require greater surface area to maintain your current air flow. The AirBear folks should have charts giving initial pressure drop at …

  6. Merv 11 filter question - HVAC-Talk

    Mar 7, 2024 · Hi, Does merv 11 restrict airflow? Is it bad for the furnace? I get mixed answers on Google. Thank you. Also, is Clean Comfort a good filter?

  7. Effect of dirty merv 11 filter--bad - HVAC-Talk

    Dec 30, 2010 · Effect of dirty merv 11 filter--bad Jump to Latest 5.5K views 11 replies 8 participants last post by beenthere Dec 31, 2010 teddy bear Discussion starter

  8. Electronic air filter vs. media - HVAC-Talk

    May 26, 2010 · A high merv 11 or higher 5" media filter is good. Electronic air cleaners loose a great deal of effeciency as soon as they get just a little dirty. They also emit ozone .....some people are …

  9. Goodman HVAC (avptc49d14aa) Filter MERV Limit?

    Mar 15, 2024 · Your a/c will work with a merv 8-11 while the dehumidifier will use it's merv 13 air to filter the fresh and house air. It works wonders on the home. More comfort and healthier. Keep us post on …

  10. Which 4" MERV 11 filter has the lowest pressure drop?

    Jul 16, 2024 · I have a 20x20x4 Honeywell filter box in both of my air handlers and am looking to buy the MERV 11 filter with the lowest pressure drop.