Thread: Hang On Wall Raceway
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Unread 12/07/2004, 01:53 AM   #28
parrotfish2005
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Join Date: Oct 2004
Location: Anaheim, CA
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Air in Return Line?
Could you please explain the ball valves and controling the amount of air in the drains? I am trying to silence some drain stand pipes and am curious what you were doing here.

Mark


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