Candle-type Diatomite Filter Introduction: Candle-type purifier in this series fetches in and digests the winding-type elastic purifier technology of German and unifies our national condition which has multipurpose. It is applicable to beer, yellow wine and various beverages, condiments, and other liquid medium filter. This machine has long life, good leak-proof quality, can withstand the high pressure, can lengthen the operating time, can be flushed pro and con, the residue can be recycled after filtration.