Mechanical 24-Hour Time Switch With Heater Protection - SPST 120 Volts - Outdoor Plastic depth-marker-conveys_Feet 5 ppm (Iodometric) Test Kit

5 ppm (Iodometric) Test Kit (1 drop equals

The Classic 45 Series Adjustable Pumps are single head self-priming pumps that have adjustable outputs

Made of molded UV inhibited ABS plastic

Model RC554XP includes a controller

Mechanical 24-Hour Time Switch With Heater Protection - SPST 120 Volts - Outdoor Plastic depth-marker-conveys_Feet 5 ppm (Iodometric) Test KitThis is a T101P201 24 Hour Mechanical Time Switch with Heater Protection, SPST, 120 Volts, with beige plastic outdoor 3R enclosure. This model is designed to turn OFF a gas fired swimming pool heater approximately 20 minutes before the filter pump shuts down. This eliminates the problem of pounding and knocking due to overheated water, reduces scale and lime deposits, and extends the service life of the heater. The Intermatic T100 Series mechanical