Expert Forums: Liquid Filtration Topic: Re: What filter bags do you suggest to prevent caking and clogging? 30 April 2012 posed by Yes. Use high capacity, high area bags. Ones from leading vendors have about 60 ft2 area/bag versus about 3.4 ft2 for a normal size#2 bag. Have an insight or suggestion? Login or register to post a comment. Login or register to post a comment.