One potential problem when repairing a water shut-off valve leak is that the pressure you put on the packing nut to turn it ...

Q. The water inlet valve that supplies cold water to our washing machine drips slowly, and water accumulates on the round handle. I see a hex nut at the base of the stem that connects the handle to ...

Less leakage results in reduced product loss, increased efficiency, and improved energy management. Figure 1. This control valve is subjected to EPA’s Method 21 “sniff ” test to determine the fugitive ...

Many refrigeration compressors incorporate a suction service valve and a discharge service valve. These are used to allow refrigeration gauges to be attached to the system; and, if needed, they are ...