| 摘要 |
A plumbing system test valve, includes a valve body defining a first pipe connection, a second pipe connection, and an access opening, a flow channel extends between the first pipe connection and the second pipe connection and a valve seat. A removable valve member is provided which is adapted to engage the valve seat of the valve body to prevent liquid from flowing along the flow channel between the first pipe connection and the second pipe connection. The removable valve member is removable through the access opening. At least one fill port is provided which is adapted to facilitate filling the valve body with liquid on one side of the valve member.
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