The Buying Guide for Rinnai Space Heaters

Rinnai Space Heaters

Rinnai Space Heaters are the solution to heating those hard-to-reach areas.  Everything from basements, bonus spaces, garages, workshops, in-law suites to guest houses.  These units are fully modulating, innovative, energy-efficient direct-vent wall furnaces.  All come with safety features such as an overheat safety switch, a flame failure safety system, and a protective dress guard.  Giving you peace of mind as well as comfort.

You can install Rinnai space heaters on nearly any exterior wall with the available extension kits. Installation is quick and easy, requiring only a 3-inch wall terminal hole.  Each space heater comes complete with a Flue Vent Type-A – FOT-151 that will fit walls 3 ½ inches to 9 ½ inches wide.  If you need a different size, Rinnai does offer additional Flues. 

There are several different-sized space heater units to meet your needs.  All units run off either Propane Gas or Natural Gas.

Rinnai Spectrum Space Heaters


Spectrum Space Heater

The Rinnai Spectrum space heater is the perfect choice for heating large areas.   The controls are mounted on the top of the unit for convenience.  You can choose from 3 heating settings giving you greater control based on your needs.  The 2-speed fan allows for greater heat distribution.  This space heater is sturdy and compact, making it an excellent choice for a fireplace insert. The electronic ignition makes it easy and convenient to light.  It lights the first time, every time.

Rinnai Ultima II Inbuilt


Rinnai Ultima II Inbuilt

The Rinnai Ultima II Inbuilt is as classy as it is functional with its sleek curved front.  This 4.4 star rated, highly efficient, modern gas space heater unit provides perfect functionality with electronic controls and a thermostat, allowing you to set your temperature for constant comfort. You can program this unit with its dual digital timers. There is a 2- speed fan for even heat distribution, and the one-touch electric ignition means quick and convenient starting.    The Rinnai Ultima comes in both inbuilt and console models providing flexibility in mounting locations.

Rinnai Energysaver


Rinnai Energysaver

Rinnai Energysaver space heaters come in a variety of models, each designed to meet your specific needs.  Each energy-efficient unit provides consistent heat thru optimum gas usage. These quality units provide reliability, multiple installation options, the convenience of wall thermostat compatibility, user-friendly controls, all in a compact size.  Every Energysaver units provide clean breathing technology to prevent allergic and asthma reactions.

  • The Energysaver 309FT gas space heater is the perfect choice for heating bedrooms, living rooms, and most open floors from 29m2 to 49m2.
  • The 559FT is the most popular of the Energysaver gas space heaters. Heat is evenly spaced thru large areas by its powerful fan.  This model is also the perfect fit to be located under windows.  Depending on the climate, it is capable of heating spaces from 47m2 to 85m2.
  • The Rinnai 561FT is one of the newest Energy Saver space heaters. It is the perfect choice for medium to larger spaces up to 47m2 in very cold areas to 85m2 in milder.  It has a taller, slimmer body making it perfect to fit in corners or between cabinets. 
  • Our most powerful space heater is the Rinnai 1005FT. This unit has been designed to meet the heating needs of the largest spaces, up to 75m2.

Choosing the Best Rinnai Space Heater


Feel free to give us a call, and we will help you determine which gas space heater model and size will best fit your needs. 

Immerge Group is a Rinnai authorised service partner and not only do we supply and install Rinnai space heaters, but we also provide maintenance and service repairs too! 

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