"Doug Dotson" wrote in
:

So perhaps a valve on both ends plus a check valve or maybe
two check valves. This is getting too complicated to be
worth it.

Doug
s/v Callista


As the "worst case scenarios" become more absurd, we'll have a full time
engineer in the engine room, 24/7, on 3 shifts. The kids will have to stay
home as we need their berths for the engineers and the engineering
supervisor.

Larry
W4CSC