Fixing a Water-Shutoff Valve Leak | Family Handyman
It’s not uncommon for a brand new shut-off valve to leak around the handle area whenever you turn it on. is probably occurring around the water valve stem. The water valve stem passes through a “packing” nut and washer, which provide a watertight seal. In the “old” days, fiber was packed tightly around the stem, hence the name.
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