The Saturday Morning Plumber’s Quiz: Can You Name These 20 Hardcore Plumbing Tools?
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What chrome valve behind bathroom toilets and sinks lets you shut off the water instantly during emergencies?
Explanation
An Angle Stop Valve controls specific fixtures. By running a 90-degree shut-off, it allows you to completely turn off the water supply to a leaky faucet or running toilet without shutting down water to the entire house.