Permanently lubricated pumps for commercial, industrial and home use where liquid must be transferred or recirculated. Applications include hydroponic systems, water gardens, ponds, etc. Sump-type screened inlet. Bottom or side intake. Sump-type screened inlet. Corrosion-resistant nylon housing. 1/4 in MNPT outlet accepts 1/2 in I.D. tubing. Thermally protected. Bottom or side intake.