I wrote about how to deal with a DAF problem and the typical causes of DAF issues and resolutions. Whether chemical or mechanical, the solution can be determined by experts in the field. Chemical problems with DAF operations arise from dosing calculations and dynamic environments in production environments. Mechanical DAF problems typically arise from pumps. The Keytec Air-whip pump can be a fractionally low cost, high reliability, long lasting solution. Check the links here for more info. Call Dave Keys at 714-924-4422.