I thought they were going for the ratio of chlorine/water after the
bleach is mixed with water...the amount of chlorine that actually ends
up in the tank. Iow, if you chose not to use bleach, but undiluted
chlorine...

Peggie
----------
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://www.seaworthy.com/html/get_ri...oat_odors.html



Ansley W. Sawyer wrote:
Gentlemen, you have missed Peggy's point. Commercially avaliable bleach
solution is 5-7% Sodium hypochlorite solution.

Cheers