The Wags (water and gas shutoff) valve is a simple, inexpensive, and reliable way to guard against disastrous water problems that can arise when water heaters develop a leak. The valve, which can be used for new or existing water heaters, is totally mechanical and can be installed with or without an electric harness.
Variable-speed solar pumps have been added to the 00® family of circulators. The pumps are designed to match solar collector output, to increase solar system performance by 20 percent.
Specifically designed and engineered for commercial multisplit applications, the line of flare connection ball valves consists of 1/4- to 5/8-inch female flare x male flare valves.
So exactly how does the TEV help the unit achieve higher efficiency? In this article we will answer this question and provide some basic knowledge of TEV operation on residential unitary a/c applications.
CityCenter, an $8.5 billion resort development on the Las Vegas Strip, may be billed as the largest and most elaborate commercial construction project in U.S. history, but the mechanical systems that manage the indoor environment were chosen based on consistency and simplicity.
Is online buying becoming just as important as one phone call and a pickup at the parts counter? Maybe the HVAC trade isn’t ready to concede that online buying will surpass local purchases or put a big hit on traditional relationships. Yet, online sellers are making themselves hard to ignore and are working to make the buying experience quick and convenient.
Thermostatic expansion valves (TXV) are responsible for metering the proper amount of refrigerant into an evaporator coil. When they fail, they either cause the evaporator to be flooded (overfed) or starved (underfed) for refrigerant. Read more and find out how to diagnose a defective TXV.
Many larger compressors in the refrigeration and air conditioning field have forced-oiling systems. These compressors are usually over 5 hp. They contain an oil pump located at the end of the compressor’s crankshaft. The crankshaft is actually connected to the oil pump and supplies power, which turns the oil pump.