Progressive has an extensive line of water filtration systems. Individuals units form 3/4" to 24" provide filtration from 3600 microns to 1 micron. In flow rates up to 12,000 GPM, these filters offer full flow filtration at a reasonable cost, low pressure drop, and easy manual or automatic self-cleaning. Filters are available in carbon or stainless steel with Progressive's optional pressure drop Sentinal Alarm System.