Full view, clear lid. Unique locking ring. High temperature resistance up to 60 °C. Can be used for pool water with a salt concentration of up to 0.5%, (i.e. 5 g/L). In cases of a higher salt concentration please contact us. Self-priming. Install the pump maximum 3 m above or below the water surface. Superior seal to traditional screw top lids. E-plus energy efficient motor. Outstanding performance with lower electrical consumption. Metric and imperial unions supplied: 2″ suction and 1 ½” discharge. Supplied with cable.