this post was submitted on 22 Mar 2026
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They are in front of the elevators at an outdoor multi story parking garage around my area. That's all I wanted to share, thanks.

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[–] Jazsta@lemmy.world 6 points 2 days ago (1 children)

I don't think that's how radiant heat transfer works. Should generally heat anything colder than the heat source

[–] nate3d@lemmy.world 2 points 2 days ago

Kinda both right, it heats surfaces the infrared energy emitted by the heater can make contact with. It won’t heat open air which makes it extremely useful in outside environments or anywhere with a potential for airflow.