proper keel psi?

costakyle

Cadet
Joined
Mar 21, 2010
Messages
18
I have a 13.5 ft Zodiac with inflatable keel. How many psi's should I inflate the keel to?
Also, On the Hull/tubes near the valves, it tells me to inflate tubes to 3.40 psi. Because my boat is almost 30 years old, should I inflate them with slightly less psi's?
 
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