What does V/V stand for?

V/V stands for "Vent Valve"

How to abbreviate "Vent Valve"?

"Vent Valve" can be abbreviated as V/V

What is the meaning of V/V abbreviation?

The meaning of V/V abbreviation is "Vent Valve"

What does V/V mean?

V/V as abbreviation means "Vent Valve"