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Ensure optimal performance and easy maintenance with isolation valves for tankless water heaters. Designed for quick shut-off, safe flushing, and emergency control, they protect your unit and extend its life. A smart add-on for new installs or retrofits.
The Rinnai RX199iN Tankless Water Heater delivers efficient, endless hot water at 11.1 GPM. ENERGY STAR® certified, Wi-Fi capable, recirculation ready, and SCAQMD Ultra-Low NOx approved, it adapts easily for indoor/outdoor use with NG or LP gas.