Thursday, 19 September 2013

Air is heated up by infrared but not in the way you know it!

The big claim of all infrared heating panel sellers is that the air is not heated up as it is in convection heating systems, because it heats up the bodies and surfaces in the room so you feel the benefit much more quickly than you do with traditional forms of heating!

But, why then do you control the panels with a thermostatic controller, because the thermostat measure the air temperature - the ambient temperature - in the room, so the air must get heated up - right?

Right, but it gets heated up as a bi-product of the system, not as the source of feeling warmth in the room.

Convector heating systems heat the cool air, the warm air rises in the room, as it cools it drops back down to be reheated and so on, the circulation of warm air around the room gives us the feeling that the room is warm, which is all nice and cosy!

Infrared heats the walls, the floor and the objects in the room, which in turn radiate warmth back into the room and therefore the air is heated and ultimately everything in the room is at the same temperature, you, the objects, the floor, the wall, etc... - infrared heating panels are therefore very efficient in that it is not just the air that is heated!

Try opening a door in a nice warm room - in the convector heating scenario the air rushes out, being replaced by cool air and the system goes back into overdrive to heat the air up again so that you feel warm again. The infrared heating system still loses the air but the infrared is still keeping you warm, still keeping the walls, floor etc... warm, and the amount of energy used to reheat the air is less, as the infrastructure of the room retains its heat far better than the disappearing air.

I hope that made sense, if not, please call us on 01237 451759 and we'll try to explain it better!

Multiheat specialise in far infrared panel heaters!


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