Changing your HVAC filter should be second nature, but have you ever thought about what type of air filter you are picking up for your home? We're not talking about the brand you are getting, but rather the MERV rating that you are getting. The Minimum Efficiency Reporting Value (or MERV) is a rating system used to compare filters made by various manufacturers. MERV ratings … [Read more...] about The Differences Between MERV Ratings – MERV 11 Recommended