The Aqua-Jet surface mechanical aerator has been approved by UL to meet ANSI/NSF Standard 61 requirements for use in potable water applications. The approval includes seven horsepower sizes from 1 to 15. These units are designated as Model SS-PW and can be utilized for TTHM-stripping applications or circulation in potable water treatment systems and reservoirs with a minimum volume of 100,000 gal.