[C320-list] Holding tank vent

Doug Treff doug at treff.us
Fri May 5 14:52:48 PDT 2023


Adding to what Troy said, I also did this job. Replaced the hose and used a right angle mushroom fitting. It was not a fun job at all but it has made a difference with tank venting. I went with the correctly sized fitting g for 3/4 hose. 

--
Doug Treff
doug at treff.us

On Tue, May 2, 2023, at 9:36 PM, Troy Dunn via C320-list wrote:
> Adding to what others have already stated.   Once you have removed the
> medicine cabinet you will discover that the thru hull for the vent is still
> not easy to get to, no sir.  For some reason Catalina decided not to make
> it easy to disconnect the hose and or replace the thru hull (which is
> clearly undersized and almost non-functional).   You will find the thru
> hull is not only up under the box joint where the hull meets the deck but
> it is also really off to the aft side of the medicine cabinet.    Also…on
> our hull they used fiberglass reinforced vinyl water hose for the vent
> hose.  This is an absolutely horrendous choice of hose for this
> application.    Replacing all this mess with a simple open-thru hull and
> properly sized hose of the right material (anything is better than what was
> factory installed) is a great upgrade.
>
> FWIW
>
> Troy Dunn
> Hull#514


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