The Rinnai RSC199iN, part number RSC199iN, is a high-efficiency condensing tankless water heater designed for residential indoor installation. This natural gas unit delivers on-demand hot water, eliminating the need for a storage tank while providing a continuous supply for multiple fixtures.
Featuring advanced condensing technology, the unit captures additional heat from exhaust gases to improve efficiency and reduce energy consumption. Its compact design allows for flexible installation, while built-in recirculation capabilities help deliver faster hot water throughout the home.
What’s Included: One Rinnai RSC199iN tankless water heater with integrated pump and control system.
Installation Limits: Designed for indoor installation with proper venting and gas supply connections. Professional installation is recommended.
Compatibility: Suitable for residential hot water systems using natural gas supply.