Most standard household units do most effective with MERV scores between 8 and 13, however it’s often wise to check your method’s specs or ask a professional before you make a swap. With about 20 years of expertise, we’ve viewed it all – from slight hiccups to big malfunctions – https://bookmarkoffire.com/story20839325/the-fact-about-hvac-maintenance-that-no-one-is-suggesting