NAC445A.65635. “Ball valve” defined.

Latest version.

“Ball valve” means a valve that consists of a ball resting in a cylindrical seat, regarding which:

1. A hole is bored through the ball to allow the flow of water when the valve is open; and

2. The valve closes when the ball is rotated 90 degrees.

(Added to NAC by Bd. of Health, eff. 2-20-97)

                    
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