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Best Modulating Thermostat

Rinnai EX22CTWN Space Heater Wall Furnace, Direct Vent, Propane Gas (21.5K BTU)

  • Indoor Heater: Direct vent wall furnace has stainless steel bunsen burners, a warm air outlet with forced combustion and convection through bottom front louvers, and an enameled tray humidifier.
  • Smart Features: Energy efficient furnace includes an electronic spark ignition, a seven-stage modulating gas valve, timer settings, a variable speed inducer motor with pressure switch, and an electronic thermostat with a range of 60°F to 80°F.
  • Safe Settings: Electric heater features a child lock and self-diagnostic electronics that continually monitor functions, provide auto shutdown codes, and restart automatically when ignition or combustion fails.
  • Gas furnace: For homes, apartments, condominiums, and commercial settings.
  • the heater is modular/mobile home approved.
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Rinnai EX22CTWP Space Heater Wall Furnace, Direct Vent, Propane Gas (20.7K BTU)

  • Indoor Heater: Direct vent wall furnace has stainless steel bunsen burners, a warm air outlet with forced combustion and convection through bottom front louvers, and an enameled tray humidifier.
  • Smart Features: Energy efficient furnace includes an electronic spark ignition, a seven-stage modulating gas valve, timer settings, a variable speed inducer motor with pressure switch, and an electronic thermostat with a range of 60°F to 80°F.
  • Safe Settings: Electric heater features a child lock and self-diagnostic electronics that continually monitor functions, provide auto shutdown codes, and restart automatically when ignition or combustion fails.
  • Gas furnace: For homes, apartments, condominiums, and commercial settings.
  • the heater is modular/mobile home approved.
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Rinnai EX17CTP Space Heater Wall Furnace, Direct Vent, Propane Gas (16.7K BTU)

  • Indoor Heater: Direct vent wall furnace has stainless steel bunsen burners, a warm air outlet with forced combustion and convection through bottom front louvers, and an enameled tray humidifier.
  • Smart Features: Energy efficient furnace includes an electronic spark ignition, a seven-stage modulating gas valve, timer settings, a variable speed inducer motor with pressure switch, and an electronic thermostat with a range of 60°F to 80°F.
  • Safe Settings: Electric heater features a child lock and self-diagnostic electronics that continually monitor functions, provide auto shutdown codes, and restart automatically when ignition or combustion fails.
  • Gas furnace: For homes, apartments, condominiums, and commercial settings.
  • the heater is modular/mobile home approved.
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Rinnai EX38CTWP Space Heater Wall Furnace, Direct Vent, Propane Gas (36.5K BTU)

  • Indoor Heater: Direct vent wall furnace has stainless steel bunsen burners, a warm air outlet with forced combustion and convection through bottom front louvers, and an enameled tray humidifier.
  • Smart Features: Energy efficient furnace includes an electronic spark ignition, a seven-stage modulating gas valve, timer settings, a variable speed inducer motor with pressure switch, and an electronic thermostat with a range of 60°F to 80°F.
  • Safe Settings: Electric heater features a child lock and self-diagnostic electronics that continually monitor functions, provide auto shutdown codes, and restart automatically when ignition or combustion fails.
  • Gas furnace: For homes, apartments, condominiums, and commercial settings.
  • the heater is modular/mobile home approved.
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Rinnai EX22CTP Space Heater Wall Furnace, Direct Vent, Propane Gas (20.7K BTU)

  • Indoor Heater: Direct vent wall furnace has stainless steel bunsen burners, a warm air outlet with forced combustion and convection through bottom front louvers, and an enameled tray humidifier.
  • Smart Features: Energy efficient furnace includes an electronic spark ignition, a seven-stage modulating gas valve, timer settings, a variable speed inducer motor with pressure switch, and an electronic thermostat with a range of 60°F to 80°F.
  • Safe Settings: Electric heater features a child lock and self-diagnostic electronics that continually monitor functions, provide auto shutdown codes, and restart automatically when ignition or combustion fails.
  • Gas furnace: For homes, apartments, condominiums, and commercial settings.
  • the heater is modular/mobile home approved.
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Rinnai EX11CTP Space Heater Wall Furnace, Direct Vent, Propane Gas (11K BTU)

  • Indoor Heater: Direct vent wall furnace has stainless steel bunsen burners, a warm air outlet with forced combustion and convection through bottom front louvers, and an enameled tray humidifier.
  • Smart Features: Energy efficient furnace includes an electronic spark ignition, a seven-stage modulating gas valve, timer settings, a variable speed inducer motor with pressure switch, and an electronic thermostat with a range of 60°F to 80°F.
  • Safe Settings: Electric heater features a child lock and self-diagnostic electronics that continually monitor functions, provide auto shutdown codes, and restart automatically when ignition or combustion fails.
  • Gas furnace: For homes, apartments, condominiums, and commercial settings.
  • the heater is modular/mobile home approved.
  • Discontinued. Please see new model EX11DTP.
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Rinnai M120SN Condensing Gas Boiler, Natural Gas (120K BTU)

  • Hot water heater: Heat the whole house with this boiler featuring a self-cleaning stainless-steel heat exchanger with a modulating ceramic burner and a secondary flat plate heat exchanger for showers and faucets.
  • Smart Features: Multizone control capability allows thermostat and control pumps to connect directly to the boiler of the smart heater that warms the house and the tap water.
  • User-Friendly Interface: Electric heater features a digital display main screen, a temperature and pressure display, and an outdoor reset sensor with easy parameter settings.
  • up/down arrows adjust the temperature between 68°F and 185°F.
  • Space-Saving Design: Compact wall-mounted design of this water heater saves space.
  • multiple venting options include a 2-inch PVC up to 60 feet and 3-inch up to 150 feet.
  • Guaranteed to Last: 12-, 5-, and 1-year residential and 5-, 5-, and 1-year commercial standard warranty for heat exchanger, parts, and labor respectively.
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Rinnai i150SN Condensing Gas Boiler, Natural Gas (150K BTU)

  • Hot water heater: Heat the whole house with this boiler featuring a self-cleaning stainless-steel heat exchanger with a modulating wire mesh burner and a secondary flat plate heat exchanger for showers and faucets.
  • Smart Features: Multizone control capability allows thermostat and control pumps to connect directly to the boiler that warms the house and the tap water.
  • smart heater features a safety child-lock that automatically turns off central heating.
  • User-Friendly Interface: Electric heater features a digital display main screen, a temperature and pressure display, and an outdoor reset sensor with easy parameter settings.
  • up/down arrows adjust the temperature between 104°F and 180°F.
  • Space-Saving Design: Compact wall-mounted design of this water heater saves space.
  • multiple venting options include a 2-inch PVC up to 65 feet and 3-inch up to 150 feet.
  • Guaranteed to Last: 12-, 5-, and 1-year residential and 5-, 5-, and 1-year commercial standard warranty for heat exchanger, parts, and labor respectively.
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Rinnai i120SN Condensing Gas Boiler, Natural Gas (120K BTU)

  • Hot water heater: Heat the whole house with this boiler featuring a self-cleaning stainless-steel heat exchanger with a modulating wire mesh burner and a secondary flat plate heat exchanger for showers and faucets.
  • Smart Features: Multizone control capability allows thermostat and control pumps to connect directly to the boiler that warms the house and the tap water.
  • smart heater features a safety child-lock that automatically turns off central heating.
  • User-Friendly Interface: Electric heater features a digital display main screen, a temperature and pressure display, and an outdoor reset sensor with easy parameter settings.
  • up/down arrows adjust the temperature between 104°F and 180°F.
  • Space-Saving Design: Compact wall-mounted design of this water heater saves space.
  • multiple venting options include a 2-inch PVC up to 65 feet and 3-inch up to 150 feet.
  • Guaranteed to Last: 12-, 5-, and 1-year residential and 5-, 5-, and 1-year commercial standard warranty for heat exchanger, parts, and labor respectively.
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Rinnai i090SN Condensing Gas Boiler, Natural Gas (90K BTU)

  • Hot water heater: Heat the whole house with this boiler featuring a self-cleaning stainless-steel heat exchanger with a modulating wire mesh burner and a secondary flat plate heat exchanger for showers and faucets.
  • Smart Features: Multizone control capability allows thermostat and control pumps to connect directly to the boiler that warms the house and the tap water.
  • smart heater features a safety child-lock that automatically turns off central heating.
  • User-Friendly Interface: Electric heater features a digital display main screen, a temperature and pressure display, and an outdoor reset sensor with easy parameter settings.
  • up/down arrows adjust the temperature between 104°F and 180°F.
  • Space-Saving Design: Compact wall-mounted design of this water heater saves space.
  • multiple venting options include a 2-inch PVC up to 65 feet and 3-inch up to 150 feet.
  • Guaranteed to Last: 12-, 5-, and 1-year residential and 5-, 5-, and 1-year commercial standard warranty for heat exchanger, parts, and labor respectively.
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Rinnai i060SN Condensing Gas Boiler, Natural Gas (60K BTU)

  • Hot water heater: Heat the whole house with this boiler featuring a self-cleaning stainless-steel heat exchanger with a modulating wire mesh burner and a secondary flat plate heat exchanger for showers and faucets.
  • Smart Features: Multizone control capability allows thermostat and control pumps to connect directly to the boiler that warms the house and the tap water.
  • smart heater features a safety child-lock that automatically turns off central heating.
  • User-Friendly Interface: Electric heater features a digital display main screen, a temperature and pressure display, and an outdoor reset sensor with easy parameter settings.
  • up/down arrows adjust the temperature between 104°F and 180°F.
  • Space-Saving Design: Compact wall-mounted design of this water heater saves space.
  • multiple venting options include a 2-inch PVC up to 65 feet and 3-inch up to 150 feet.
  • Guaranteed to Last: 12-, 5-, and 1-year residential and 5-, 5-, and 1-year commercial standard warranty for heat exchanger, parts, and labor respectively.
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Rinnai RU80EN Ultra-NOx tankless Water Heater, Large, Silver

  • Hot Water Heater: Heat the whole house with this boiler featuring a stainless-steel heat exchanger with a modulating wire mesh burner and a built-in domestic hot water plate heat exchanger for showers and faucets.
  • Smart Features: Multizone control capability allows thermostat and integrated control pumps to connect directly to the boiler that warms the house and the tap water.
  • smart heater features a safety child-lock that automatically turns off central heating.
  • User-Friendly Interface: Electric heater features a digital display main screen, a temperature and pressure display, and an outdoor reset sensor with easy parameter settings.
  • adjust the CH temperature between 104°F and 180°F and DHW between 98°F and 140°F.
  • Space-Saving Design: Compact wall-mounted design of this water heater saves space.
  • multiple venting options include a 2-inch PVC up to 65 feet and 3-inch up to 150 feet.
  • Guaranteed to Last: 12-, 5-, and 1-year residential and 5-, 5-, and 1-year commercial standard warranty for heat exchanger, parts, and labor respectively.
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Rinnai EX22DTWP Direct Vent Wall Furnace, Indoor Propane Heater, Energy Efficient Space Heater, 21,700 BTU, White

  • Space Heaters for Indoor Use: Direct vent wall furnace indoor heater has stainless steel bunsen burners, a warm air outlet with forced combustion and convection through bottom front louvers, and an enameled tray humidifier.
  • Smart Features: Small, energy efficient wall heater furnace offers an electronic spark ignition, 7-stage modulating gas valve, timer settings, a variable speed inducer motor with a pressure switch, and an electronic thermostat with a range of 60-80°F.
  • Safe Settings: Our wall heaters for indoor use feature a cool-to-the-touch cabinet, a child lock and self-diagnostic electronics that continually monitor functions, provide auto shutdown codes, and restart automatically if ignition or combustion fails.
  • Professional Installation Recommended: Visit the Find a Rinnai PRO page on our website to locate a qualified technician in your area to install your heater.
  • We do not recommend installing a heater without a technician.
  • Find Your Rinnai: See our product guides, manuals, energy guide, warranty information, videos, and tables to find the right heating solution for your home.
  • Check our Heat Zone Map to see if this heater is optimal for your region.
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