![]() ManometerThe manometer allows users to easily tell when filter replacement is necessary. The manometer reads in water inches as a measure of static pressure. This comes an option all AF-3000E. AF-2000E, and AF-4500E models. Changing filters as required, is important to reduce costs related to unnecessary filter changes. Just because a filter looks dirty, doesn’t mean it needs to be changed. | I'm Interested...Please contact me, I would like to learn more about your air filtration systems. Elite Manufacturing Specialists Ph: 319.774.5450 / 844.792.0226 |