These days, most AHUs Have a very secondary filter which happens to be either an Digital air filter or bag filter that has a filtration grade of all around F9 or MERV13. This type of filtration quality not simply guards the AHUs but will also provides cleaner air for your https://deanlqvzb.blogofoto.com/63420672/examine-this-report-on-air-handling-units-ahus