Designed for brazing copper tubular components for HVACR installation applications, the Sil-Fos 15 rings use a calculated alloy volume for use with standard size copper tube from 1/4 to 1 1/8 inch. According to the manufacturer, the advantage of using these rings is consistent and repeatable joint quality.
Weighing in at less than 30 pounds, the 3500 portable welding and cutting system requires no gas cylinders and no compressors for cutting and welding. The welding and cutting system runs on alcohol versus inert gas, a true advancement for the HVAC industry, said the company.
The Automatic Security Valve gives the homeowner a secure feeling and flood protection. The product integrates with most home automation and security systems. The actuator housing rating is rated at NEMA 6P (waterproof) and NEMA 7D (ignitionproof).
The machines in the JET® 2012 metalforming lineup are capable of creating innovative product designs, applying precision metalforming techniques, and providing over-and-above customer service, the company said. The full range of fabrication equipment includes shears, brakes, slip rolls, and more.
Versatile, the TA44 temperature alarm kit has an alarm adjustment range of -40° to 160°F (-40° to 71°C), which covers any area where temperature change is critical, said the company. The kit includes an LCD digital display transmitter (TA44T) and alarm receiver (R10), which can be remotely located up to 500 feet from the TA44T.
Each owner who has spent millions of dollars on a new or refurbished building has every right to expect that the mechanical systems will keep tenants comfortable, while delivering every Btu and saving every kilowatt-hour possible. Commissioning agents make sure it really does happen that way.
One type of starting relay used on fractional-horsepower compressors is the current relay. A defective current relay can cause a compressor not to start. One popular method of troubleshooting this type of starting relay is with an ohmmeter.
A series of demolition screwdrivers is designed to take and deliver a beating. Engineered, manufactured, and tested for prying and chiseling, the screwdriver design transfers impact force directly to the work surface. A plated metal strike cap protects the handle from hammer blows.
Matchbox-sized, the HOBO® UX90 motor on-off logger is an LCD-display data logger for monitoring run-times of motors, pumps, compressors, and other equipment. The logger provides a simple and convenient way to record up to 340,000 equipment on-off cycle changes.
Combination hot-wire anemometer and psychrometer accessory head AAT3 gets into ducts easily. It can be used for measurement of air velocity, temperatures, and percent rh. It also calculates wet bulb and dew point. When connected to the HG3 HVAC Guide, it provides data for automatic calculations of target superheat and more.
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