Hydro-Logic Pre-Evolution Chlorashield
Hydro-Logic PreEvolution High Capacity Pre-Filter to ensure your Evolution RO1000 runs more efficiently. Protect the RO membranes and extend their life. Less filter changes and maintenance - every 7,500 gallons of purified water. Cleanable sediment filter is re-usable.
Highly recommended when using more than 150 gallons of purified water per week on average.