10 bestRinnai Indoor Heatersof December 2025
112M consumers helped this year.
1
RINNAI Condensing Gas Boiler, i120CN
Rinnai
9.8
2
Senville 1500W Space Heater for Indoor Use, Electric, Ceramic, Remote, Digital Thermostat, Overheat Protection, Vertical & Horizontal Operation
Senville
9.6
3
MARTIN Propane Indoor Vented Wall Heater | CSA Certified Space Heater Provides Clean Gas Energy | Comfort-Level Adjustable Thermostat | Indoor Heater Non-Electric with Overheat Protection | 20,000 BTU
Martin
9.4
4
RINNAI RXP199iN Condensing Tankless Water Heater RXP199 Features 0.96 UEF with 199k BTU and Pump.
Rinnai
9.2
5
Rinnai RSC199iN Smart-Circ Condensing Gas Tankless Water Heater, Super High Efficiency Plus Natural Gas Water Heater, Up to 11 GPM, Indoor Installation, 199,000 BTU
Rinnai
8.9
Other
RINNAI cu Series Commercial Tankless Hot Water Heater: Indoor Installation
RINNAI Rur Series Sensei Se+ Tankless Hot Water Heater: Indoor Installation
RINNAI Ru Series Sensei Se+ Tankless Hot Water Heater: Indoor Installation
Space Heater, Portable Oscillating Heaters for Indoor Use, TABYIK PTC Ceramic Heater with Tip-Over & Overheating Protection for Office Desk
6
RINNAI RL Series He+ Tankless Hot Water Heater: Indoor Installation
Rinnai
8.7
7
RINNAI Rur Series Sensei Se+ Tankless Hot Water Heater: Indoor Installation
Rinnai
8.4
8
RINNAI Ru Series Sensei Se+ Tankless Hot Water Heater: Indoor Installation
Rinnai
8.1
9
Rinnai RE199iN Non-Condensing Natural Gas Tankless Water Heater, Up to 7.6 GPM, Indoor Installation, 199,000 BTU
Rinnai
7.8
10
Rinnai EX38DTWP Direct Vent Wall Furnace, Energy Saving Propane Gas Indoor Space Heater Wall Furnace, 36,500 BTU, White
Rinnai
7.6
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