SLY 30,000 CFM MODEL SJ-2117-10PULSE JET TYPE DUST COLLECTION SYSTEM Holds 357 10.0' long bags for a total of 5,332 sq ft of filter media. Automatic pulse cleaning system with differential pressure gauge and sequence timer boar in common enclosure. Top access doors. Rotary airlock discharge. Ground mounted 100 HP New York Blower fan with motor starter and disconnect.