The CL Series filters are self-contained inline filters. The CL Series Filters are loaded with granular carbon. With a diameter of 2” they are produced in 6" and 10" lengths. These filters require the user to replace the inlet and outlet fittings at the time of filter replacement. The inlet and outlet ports are available in 1/8", 1/4" or 3/8" female NPT (National Pipe Threads). Manufacturer recommends annual replacement, given normal residential usage.

The SL Series filters are loaded with phosphate and are used to protect equipment and plumbing from scaling. With a diameter of 2” they are produced in 6" and 10" lengths. These filters require the user to replace the inlet and outlet fittings at the time of filter replacement. The inlet and outlet ports are available in 1/8", 1/4" or 3/8" female NPT (National Pipe Threads). Manufacturer recommends replacement every 6 months