Inquiry (采购产品): Dust control We have a hoffman blast room that is about 8 yers old.We have had to change the blast material and are having a hard time keeping the filters from plugging and we are getting hloes in the filters.Do you have or know of any aftermarket treatment for the dust that goes out the exhaust?could we control it with any kind of water system?The problem is the filters are not good afetr 30 days. **** Hidden Message ***** Steve Higgins 48906 Company: AIS construction equipment E-mail: shiggins@aisequip.com **** Hidden Message ***** shiggins@aisequip.com