Quote:
Originally Posted by cavie
Some have a drain tube under the rig, some have a vent right at the fill valve the doubles as the overflow. Drain needs a valve. Overflow/vent dos not have one. Overflow/vent must always be open.
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i don,t have either one , a vent tube under the coach, or a vent hole at fill location. All I know is when water comes out the same hole it’s way over full.