Joe Bleau wrote:
Peggy--

Are there regs (Lloyds, AYC) on type of hose to run from head to thru
hull.

Nope..there are currently no standards whatever for sanitation plumbing
materials or installation.

I doubt if the hose you replaced really was engine or exhaust hose...it
was prob'ly double-walled rubber sanitation hose.
--
Peggie
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Peggie Hall
Specializing in marine sanitation since 1987
Author "Get Rid of Boat Odors - A Guide To Marine Sanitation Systems and
Other Sources of Aggravation and Odor"
http://shop.sailboatowners.com/books...ku=90&cat=1304