> Reverse osmosis systems for the main drinking water sources are around $200 each now
A whole house RO system is several thousand up to ten thousand dollars. A whole house heavy metal filter would be around $200. For this particular case they can likely do without full RO.
A whole house RO system is several thousand up to ten thousand dollars. A whole house heavy metal filter would be around $200. For this particular case they can likely do without full RO.