Most of the ShinMaywa pumps take 5-12 ounces of oil

) 9lbs 11lbs 13lbs 16lbs

abrasion and cut resistant polyethylene

20' Low voltage power cord

EasyPro Sentinel PA34 Deluxe Pond Aeration System Up To 1 Acre Standard Enclosure:SC18 Post-Mount Most of the ShinMaywa pumpsEasyPro Sentinel PA34 Deluxe Pond Aeration System Up To 1 Acre Pond Aeration Overview For years, pond aeration was thought of as something you only needed if you had high fish loads. Through years of working closely with pond owners it has been proven that aeration does far more than just keep fish alive. In fact, we consider aeration to be the single most important step in maintaining a healthy pond. Without oxygen nothing will decompose. All the