What is this for?
After owning my house since 2021, I JUST noticed this on the vent this evening.. it’s like a knob, I turned it for giggles and the air seemed to blow harder? What’s this for? Thanks in advance!
u/Barbo789 — 1 month ago
After owning my house since 2021, I JUST noticed this on the vent this evening.. it’s like a knob, I turned it for giggles and the air seemed to blow harder? What’s this for? Thanks in advance!