The Series 677 differential pressure transmitter is designed to measure pressures as low as 0.1-inch WC with ±0.4% accuracy. It is available in a variety of ranges from 0- to
The 21D64-1 nitride igniter upgrade kit for gas boilers and furnaces is designed for easy aftermarket replacement of silicon carbide igniters, states the company. The kit includes a nitride igniter,
GeneralAire AC-1 and AC-4 air cleaners are rated by independent laboratory tests at MERV 10 under ASHRAE Standard 52.2-1999. The company says the AC-1 is easily installed in most forced-warm-air
A new, 44-page brochure describes the benefits and features of the company’s Class I centrifugal fans (RPV). The literature also provides complete information on the manufacturer’s 11 available sizes (10
The Model HE440A whole-house Clean Steam humidifier uses two-stage water filtration. The first stage removes chlorine and large particulates. The second stage has a reverse-osmosis filter to remove submicron particulates
The duct-mounted UV-Aire lamp works with any forced-air system to purify the air in an entire home or office up to 4,000 square feet in size, the company says. Each
A new, digital test family consists of the new DFP450W and the improved DT300 and DPS300. The DFP450W is a yellow, waterproof pocket test thermometer. It has a temperature range
The CTRL UL101 ultrasonic inspection kit contains an industrial-grade headset that allows the technician to hear ultrasound signals, which are translated into recognizable audible sounds, the company says. The kit
The G60V furnace is engineered with Silent-Comfort™ technology, featuring a patent-pending burner enclosure that reduces burner sound. Its motor starts quietly and slowly increases its speed, minimizing start-up sound and
Constantemp steam water heaters provide instant hot water at the correct temperature, says the company. The heat exchanger transfers energy from very low steam pressures and delivers hot water with