SAMPLE PORT

Sample
ports are found throughout the system for taking water samples and testing
water quality.

The
most important ports for you will be the one just after the water softener
where hardness tests

are
taken, the one right after the primary carbon tank(s) where chloramines are
tested, and the

one
right after the secondary carbon tank(s) where chloramines are test in case
of primary carbon

tank(s)
breakthrough. All other ports are for use by BEST technicians.