This is a Jet 708739 Model: DC-C Canister Filter for LG Dust Collectors. Take advantage of the latest advancements in dust collection and keep your lungs healthy with this Jet's 2-Micron Dust Dog canister filter. Unlike standard cloth filters that only filter particles down to 30 microns in size, the V-weave feature on this canister captures particles as small as 2 microns for a cleaner, healthier workplace. The Dust Dog reduces air resistance to provide a 10- to 20-percent increase in CFM. And, with clear, disposable bags dust disposal is a breeze.