Dear Melissa: This is a very common problem when your bathtub has the old two-handle (hot and cold) shower valve. When a toilet is flushed or the cold water faucet in the kitchen is opened, the ...

A thermostatic expansion valve (TXV) is designed to maintain a specific amount of superheat at the outlet of the evaporator. If the superheat value is too high or too low, the TXV may be the cause.

You're enjoying a long, hot shower at home when someone suddenly flushes the toilet in another bathroom, and your water goes from a perfectly soothing temperature to a boiling jet. The culprit here is ...

Question: Hi Ed, I have an older tub and shower unit with problems. First, the rusted chrome valve trim, tub spout and handle all need to be replaced. Second, the tub drain lever does not work and ...

The HVAC industry has seen a significant increase in thermostatic expansion valve (TXV) usage in the past decade. In 2006, the U.S. Department of Energy (DOE) set new standards for newly manufactured ...