Master Plumber, 1 HP, Zinc Body Submersible High Output Sump Pump, Vertical Float Switch, Corrosion Resistant Zinc Construction, Dissipates Heat Quickly & Extends Motor Life, Uni-Body Motor Housing, Eliminates Leak Points & Maximizes Pump Life, Stainless Steel Fasteners & Hardware, Superior Quality, Quadra Seal Technology, Provides Superior Motor Protection Over Single Seal Designs, Smooth Flow Hydraulics, Deliver High Performance For Demanding Applications, Operates In 10" Basins Or Larger, Performance 0' = 6660, 5' = 5880, 10' = 4980, 15' = 4020, 20' = 2880, 25' =1500, 29' Maximum Lift, 3 Year Limited Warranty.