How often do you replace filters?

MatthewBub

After completing plenty of comparison shopping, I've found that every person's experience seems to be completely different. What works perfectly for one person doesn't always be ideal for everyone. I'm interested in real feedback from people that have experienced something similar instead of just reading sales promises.

https://www.tumblr.com/southwestspasaz/803688932980260864/hot-tub-water-chemistry-explained-for-desert

Do you prefer hire a technician? ad19eab