PowerCore Filter Pack, 22.37-inch length x 7.56-inch width x 7.00-inches high, for Model CPC and CPV dust collectors. Ultra-Web MERV 15 media is designed for premium performance on fine, dry, fibrous and/or abrasive dust. Optional Spunbond (SP) or Anti-Static (AS) media available. The Spunbond option should be considered where an aggressive chemical airstream is present. Anti-Static media is for those applications where a spark might initiate a fire or an explosion.