|
Title: Which type of indicating valve is a hollow metal post that houses the valve stem? Post by: Rebeccajo on Feb 9, 2018 Which type of indicating valve is a hollow metal post that houses the valve stem?
A. Backflow valve B. Waterflow valve C. Post indicator valve D. Outside stem and yoke Title: Which type of indicating valve is a hollow metal post that houses the valve stem? Post by: miguelhdz8 on Feb 9, 2018 C
|