How Electric Infrared Heaters Work

Perhaps you have decided to build an infraredthroughout the sauna. One drawback of infrared
sauna in your own home or office, and you areradiation is that it doesn't travel very far, so the
now wondering about the different electricheaters need to be placed relatively close to
infrared heaters available to you. Or maybe youusers. At the very least, the sauna room needs
are just curious about how infrared heaters work.to have an appropriate number of heaters for its
Whatever your reason for wanting to knowarea. Sauna users should be absorbing the light
more, this article is the perfect source forfrom all around them, including the back and the
infrared heating element information.front.
Infrared heaters are composed of thin, flatOne important thing to understand is that infrared
sheets or plates. It is imperative with infraredheaters work differently than traditional saunas.
radiation that a large surface area is covered. TheTraditional saunas are heated by means of a box
widest, tallest infrared heaters will generally be thefilled with hot coals or rocks that heat up the
best at doing their jobs and effectively emittingsauna room. Heating elements reach surface
the infrared radiation the sauna needs. Sometemperatures of up to 180 to 220 degrees F.
infrared heater manufacturers make infraredThey generally require 30 to 90 minutes of
heaters that come in the form of incoloy rods,warm-up before they are fully hot and working at
but these will not be effective or efficientpeak efficiency. Infrared heaters, however, are a
because of the small surface area that theyrevolutionary way to power a sauna. They emit
cover.infrared radiation, which is an invisible form of light
The vast majority of infrared heaters are madeon the light spectrum. It directly heats objects,
out of carbon fiber, but there are ceramic andnot requiring the air to get hot in order to work.
steel heaters as well. There are various claims outBy eliminating the need to heat the air and just
there about what material is best for a heater,directly warming the people in the sauna, infrared
but one sure way to know how one heaterheaters are able to work quicker, more efficiently,
stacks up against another is researching itsand at lower surface temperatures than traditional
emissivity. Emissivity is the measure of anheating elements. Infrared heaters usually
object's ability to emit far infrared radiation. Itmeasure between 110 and 140 degrees F while
ranges from 0 to a perfect blackbody 1.0.operating, and only require an average of 20
Ceramic heaters have the highest emissivityminutes of warm-up before they are ready to
value, meaning that they are best able to emit faruse. Their low surface temperature makes them
infrared radiation. Taking a look at the lightmore energy efficient (and therefore,
spectrum will show that there is both infraredcost-effective) to use by 30% to 50%.
radiation and far infrared radiation. Though any ofThere are some major differences between
the standard materials will heat the sauna, thetraditional sauna heating elements and electric
health benefits of infrared will be mostinfrared heaters. Infrared saunas work in an
pronounced with ceramic heaters.entirely different way, so it stands to reason that
Placement of the heating elements in an infraredthe heaters do too. Their construction, surface
sauna is also an influential factor in how well theyarea, and placement in the sauna all make a
work. Infrared saunas require multiple heaters sodifference in their ability to function well.
that they are emitting radiation evenly all