Marine Sand Filter Tank O-Ring O-381 sensing-levels_Triple Sensing This is an ELC-800R Single-Sensing

This is an ELC-800R Single-Sensing Water Level Controller for bracket applications with a cable length of 50 feet

This chemical is meant to be maintained between 80-120 ppm so that the water does not turn corrosive or create a scale build up

It can be used with old style Pac Fab and Pentair skimmers

The solid one-piece molded construction with 100% resin material is naturally impervious to salt air

Marine Sand Filter Tank O-Ring O-381 sensing-levels_Triple Sensing This is an ELC-800R Single-SensingThis o ring is designed to replace Marine Sand Filter Tank O Ring 6245. It is identical to O 381. This o ring has been manufactured in accordance with OEM specifications and are designed to meet or exceed specifications.