These Ratings Show The True Efficiency Of A Furnace Filter

If you have ever stood in the aisle of a home-improvement store trying to decipher the ratings printed on a furnace filter, you know that finding the right filter for your home can be complicated. A number of factors go into determining a filter’s effectiveness and efficiency. Understanding these factors can help you select a filter that will improve your …

What’s MERV? All About A Rating System That Helps Consumers Select Air Filters

MERV stands for “Minimum Efficiency Reporting Value Rating.”  This rating system for filters was developed by the American Society of Heating, Refrigerating and Air Conditioning Engineers.  It’s based upon the type of filter, how efficient it is and what pollutants it captures.   Almost all of the air purifier corporations in existence today use this rating as a way of …