Bestway Heater Pump Portable Outdoor Swimming Pool Grey. The Bestway Portable Pool Heater is ideal for use with pools 15 feet or smaller. This swimming pool heater must be used in conjunction with a filter pump or sand filter with a flow rate of up to 3,785 L/h (1,000 g/h) (not included) 220-240 V, energy: 2,800 W at 20 degrees.
eBay