Description Manuals Videos Articles Popular Accessories Clemco #22363 This is a blast pot replacement part for a 1 1/2" manual drain air filter. This 1-1/2" Air Filter with manual drain is for both Classic and Contractor Blast Pots with 1-1/4" Inlet Piping. . Customers Also Viewed Air Filter, 1 inch Manual Drain (SMC) #22424 $255.29 MS Air Filter - 1/2 inch #01308 $118.33 Clemco RLX Pneumatic Remote Control Handle #10565 $97.14