I can hear the clicking sound from the vent all day - Help

h2o2003

Here is exactly what the issue is. Anyone knows how to fix it? THanks

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maomao119

it is always a good idea to wear earplugs....

yanngoyan

是暖气管道的铁皮热张冷缩造成的，小有一点安装技术上的毛病。

anweica

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