But the answer isn’t simple. At Ultrimax, customers often ask our Total Paint Shop Support Team how frequently they should change their spray booth filters. Example Paint Booth Filter Agency Operation & Maintenance Plans The key element of the material outlined below is the facilities willingness to use no visible emissions as an action level for taking corrective measures. One way is primarily visual and the other is via a visual gauge. This gage shall be marked to show the pressure drop at which the filters require cleaning or … When determining how often to change your filters, look at your booth’s work hours, as workload may change from week to week or season to season. If this had not been the case, further monitoring techniques would have been requested. Example #1 To visually monitor your paint booth filters you can often base the need for change on any changes in visibility you may see in your paint booth. The rate of filter changing hinges on several factors, including: Type of filter; Specific booth operations; Frequency of use; The use of a “manometer” or “draft gauge” monitors the exhaust filter pressure and provides an indication as to when the filters need to be changed. Depending on your booth and filter, exhaust filters should be replaced at around 50-100 work hours. Delaying changing these spray booth filters results in a drop in extraction of paint overspray through the filters as they block, the end result causing defects in paintwork. Ignoring filter maintenance can also place everyone in the shop at risk for health and safety problems. Different types of booths require different types of filter, each with a specific lifespan. Filters are always a primary maintenance concern for spray booths. For conventional dry type spray booths where paint overspray filters or rolls are used, Chemco recommends the installation of a manometer (pressure gage) to measure the pressure drop across the filters. How Often To Change Your Paint Booth Filters. Air filters are key elements in any paint booth; they help ensure the booth operates properly, efficiently, and safely. There are two ways you can determine if your paint booth filters should be changed. Your spray booth cannot perform with clogged filters or incorrect media. Clogged filters will also slow down airflow, allowing dirt and dust to collect in the booth.