Frequently asked questions

How much does a filter cost?
How long does a filter last?
When should I replace the filter?
Is the filter difficult to install?
Do I need to buy special fittings for installation?
Where should it be installed?
Is it normal for the water to become cloudy when you install the filter?
Will the water flow experience a drop in pressure after installation?
During installation I had a drop in water flow pressure, why?
My home water has a metallic taste, is the filter working?
Is the filter a water softener?
The filter softens the water
Does it work for PFAS?
I live in an agricultural area where they use pesticides and fertilizers, can the filter help me?
If my water is hard does the filter work?
I draw ground water from my well, is the zest filter ok?
Does my fresh water filter work the same?
What should I do with my old Zest filter when I need to replace it?
Should I do a water analysis before installing the filter?