Tubing size fitting confusion

Ed D

.
Nov 22, 2009
39
Hunter Vision 32 Jacksonville Florida
Hello

I wish to replace some of my 1/2 tubing on my 1989 Hunter Vision The tubing is 1/2" outside dia Van someone tell me wether I should order 3/8 Sea Tech fittings or 1/2 Sea Tech fittings fittings None of the marine store carry 3/8

Thanks

ED