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The Rinnai RE199iN is a high-capacity non-condensing tankless water heater designed for indoor installation. It delivers up to 11.1 GPM of hot water, making it capable of supporting multiple fixtures simultaneously in medium-sized homes. While it lacks the extreme efficiency of condensing models, its compact size and smart monitoring capabilities make it a reliable choice for retrofits where space is limited.
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Lowest price we've seen: $1,280.79 on Nov 9 at The Home Depot. Tracked across 4 stores since Nov 9.
Users and professionals value this unit for its consistent temperature delivery and space-saving design. It is frequently cited as a durable alternative to traditional tanks, though some note the added cost of venting accessories.
Product Details
Rinnai 199,000 BTU Water Heater Tankless Natural Gas Non-Condensing Indoor RE199IN
The Rinnai RE199iN combines high efficiency, comfort, and value in a natural gas non-condensing tankless water heater. Ideal for small to medium homes or remodels, this compact indoor unit is about the size of a small suitcase, making installation straightforward while delivering reliable, on-demand hot water. Backed by Rinnai’s industry-leading warranties, it provides long-lasting performance and peace of mind.
Designed specifically for indoor installation, this natural gas tankless water heater provides continuous hot water while reducing energy waste and lowering utility costs. Its Wi-Fi capability allows smart home integration and remote monitoring, giving homeowners convenient control over their hot water system.
High Energy Efficiency: Uniform Energy Factor (UEF) of 0.82 for energy savings and lower operating costs.
High-Capacity Heating: 10,400 BTU minimum to 199,000 BTU maximum for consistent, on-demand hot water performance.
Compact Indoor Design: Space-saving, suitcase-sized unit ideal for indoor installation in small to medium homes.
Natural Gas Powered: Efficient natural gas operation provides reliable and cost-effective water heating.
Wi-Fi Capable: Compatible with Control-r® module for smart home integration and remote system monitoring.
Industry-Leading Warranty: 15-year limited warranty on heat exchanger, 5-year on parts, and 1-year on labor.
Easy Indoor Installation: Compact design simplifies setup for remodels or new construction.
The Rinnai RE199iN is a high-capacity, energy-efficient natural gas indoor tankless water heater designed to deliver reliable hot water, compact installation, and long-term comfort for small to medium-sized homes.
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Specifications
Rinnai 199,000 BTU Water Heater Tankless Natural Gas Non-Condensing Indoor RE199IN
Brand
Rinnai
SKU
RE199IN
Product Type
Tankless Heater
Installation Type
Indoor Only
Fuel Type
