Wife and I are retired and live in Michigan
Grandkids love the pool (6) and live only next door
Own 16x32 inground..vinyl
Sta-Rite sand filter and pump
Hayward gas heater
Have been using Sustain for 5 years..getting expensive!
Fighting algae right now. When done here am going to order TF100 test kit.
Been registered only a few minutes and already picking up insight.