What is Mechanical Test Plugs used for?
Rubber plugs tightened with a wingnut used to seal drains during testing.
Rubber plugs tightened with a wingnut used to seal drains during testing.
Rubber plugs tightened with a wingnut used to seal drains during testing.
Mechanical Test Plugs typically costs $10-50.
ChatDIY can help decide whether this is the right tool and build a project plan around what you already own.