Trust Pentair Rainbow for dependable pool sanitation with the Rainbow Model 300 Off-Line Automatic Chlorine/Bromine Feeder. This freestanding, top-loading unit delivers hands-off sanitizer dosing for pools and spas ranging from 12,000 to 48,000 gallons, so you enjoy clear water with minimal effort.
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Off-Line, freestanding design keeps dosing separate from the main plumbing for easy installation and maintenance.
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Top-loading, adjustable feed accepts standard sanitizer tablets and lets you dial in the release rate to match usage and water conditions.
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Chlorine or bromine compatible provides flexible sanitation options for different water chemistries.
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Wide capacity ideal for pools and spas in the 12,000–48,000 gallon range.
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Complete install kit included with tubing, clamps, fittings, and mounting hardware for quick setup.
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Built by Pentair Rainbow, a trusted name in reliable, durable pool equipment.
Experience consistent, low-maintenance sanitation that reduces daily dosing chores while keeping your water balanced and inviting. Ready for effortless pool care? Add Rainbow Model 300 to your cart today and enjoy reliable, hands-off sanitization.
