Poolmiser Automatic White Water Leveler P/N: PM-101 The Industry Standard The Poolmiser is the standard of the industry for auto-fill devices utilizing advanced float technology to maintain a pre-set water level in your pool. The Poolmiser Will Operate If It Is Placed One Foot From The Pool Or Up To 30 Feet Away. The Poolmiser Is Capable Of Adding Up To 4000 Gallons Of WaterIn 24 Hours Period. The Poolmiser should be turned off completely for 15 days after instalasion, to make sure your pool is not leaking.