Evolution Aqua Varipump is a controllable pond pump, suitable for large ponds. Output and energy consumption can be controlled at the push of a button and the six pole motor is quiet and reliable. Available in three sizes, Evolution Aqua Varipump is powerful enough to run the largest of ponds and filters, and in the most demanding of situations. Evolution Aqua Varipump is suitable for use in and out of a pond. Evolution Aqua Varipump Models: Varipump 10000 Varipump 20000 Varipump 30000 Evolution Aqua Varipump: Powerful - Designed for large ponds. Controllable - Adjustable flow control. Technology - Six pole motor. All supplied with controller. Hosetail fittings included.