Your Custom Solution: The Rainbow Three features a mixed-media solution that allows for a versatile means of targeting your specific water quality concerns. FWT custom builds all of our equipment to meet the needs of your home.
Control Valve: Pentair’s top-of-the-line computerized controller meters water us- age, capacity, salt/potassium usage and provides on-demand regeneration. It even maintains time of day through power outages.
Mixed-bed Foundation: Each Rainbow Three is built upon a proven foundation featuring industrial-grade, high-capacity, chlorine/chloramine resistant cation resin; capable of addressing filterable contaminants ranging from calcium carbonate and magnesium to limescale to rid your home of unwanted minerals.
Structural Features: The Rainbow Three features blow-molded, NSF-certified, UV resistant fiberglass bound tanks; 1” internal riser system; 10 lbs. of under- bed quartz filter, an automatic safety shutoff brine valve and a built-in Bypass Valve safety system. The study and space saving poly-cabinet allows for a com- pact design with a softener and brine tank in one!