Los Angeles County Fire Department takes a look at how to ventilate an arched-style roof.
0:00 Intro
1:31 Vertical Ventilation - Arched Style Roof
5:17 Outro
Негізгі бет Vertical Ventilation - Arched Style Roof
Los Angeles County Fire Department takes a look at how to ventilate an arched-style roof.
0:00 Intro
1:31 Vertical Ventilation - Arched Style Roof
5:17 Outro
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