Understanding What MERV Ratings Mean for Air Filter Efficiency
Understanding the minimum efficiency reporting value (MERV) for HVAC filters will help you select an appropriate furnace or A/C filter based on the needs of your household without sacrificing heating and cooling performance. MERV ratings range between 1-16 (with 17-20 reserved for High Efficiency Particulate Arresting, or HEPA, filters). As a general rule of thumb, …
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