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Posted by Jake on December 31, 2003 at 09:54:24:
In Reply to: Re: How Do You Size Main Line Steam Air Vents? posted by Harold hydronicnetwork.net on December 27, 2003 at 08:42:27:
: Main steam vents are larger than needed to serve most residential steam systems. If not, a manifold from a tee on that riser can hold another.
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Hi Harold,
How do you figure out what main vent to put on though? Is a Hoffman 4A too big for most residential systems?