If you have been shopping for a new air filter for your HVAC system, you may have noticed that the filters each come with a MERV number of between 1 and 20. But what do those numbers mean, anyway?
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Tags: air flow, energy bills, Fresno area in California, MERV is a rating system, Minimum Efficiency Reporting Value
Posted in Air Conditioning, Air ducts, Air Filters, Filtration, Furnaces, IAQ – Indoor Air Quality, Technicians | Comments »
