Little Giant 691842 9S-SMPX-LG 4/10 Horsepower Pit Plus Simplex Pump System Pump 509500 - 4/10 Horsepower, 80 GPM at 5-Feet head, 115 V, 60 Hz 20-Inch30-Inch polyethylene basin with ribs for added strength 4-Inch molded external inlet hub to accept flexible coupling Schedule 80 PVC discharge nipple with pre-drilled air-bleed hole Handles liquid and solid waste materials up to 2-Inch diameter