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tubling 3/8 and 1/2 they look the same?
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05-09-2002, 01:09 PM
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Jessfm
Cooling Savant
Join Date: Apr 2002
Posts: 110
ID = inner Diameter
OD= outer "
Some thin walled 1/2" is roughly the same OD as thick walled 3/8". but the ID is noticably larger
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