Generic pH Probe fits Polaris Watermatic and Hayward CAT Controllers - 2.5 Foot Cable size-in-gallons_100-300 the rear support arms are

the rear support arms are fully adjustable horizontally (up to 36 inches)

It delivers over 14 gallons of water for 15 minutes which complies with ANSI Z3581

This unit includes the controller

Though safe for swimmers

Generic pH Probe fits Polaris Watermatic and Hayward CAT Controllers - 2.5 Foot Cable size-in-gallons_100-300 the rear support arms areThis is a Generic pH Probe with specs and dimensions for various controller systems, including Polaris Watermatic 3 281 and Hayward CAT. The probe comes with a 2. 5 foot cable for connection to your controller system. Our generic pH probes provide reliable pH monitoring in a unique, modular package. They can be easily installed in a few seconds with no tools or rewiring required. These high quality electrodes provide excellent performance at a