American Plumber WRO-3167 And WSRO20-T Reverse Osmosis Filter Pack Silt The cation component is at

The cation component is at least 99% in the hydrogen form and the anion component is at least 95% regenerated

Panel Mounting:

Can deliver the highest purity water - 18

and conforms to NSF/ANSI 61 Certified by WQA

This is the kit you need

American Plumber WRO-3167 And WSRO20-T Reverse Osmosis Filter Pack Silt The cation component is atReplacement Filter Pack for American Plumber WRO 3167 And WSRO20 T Reverse Osmosis System All Filters are Made in the USA NSF Certified 42 Includes (1) 5 Micron Pre Filter (555021 52) (1) Carbon Block Pre Filter (555021 52) (1) 1 4" NPT In Line GAC Post Filter (WIC) (1) Silicone Packet Membrane Sold Separately It is recommended that filters be changed at 6 or 12 month intervals, depending upon water quality.