HM Series duct heating sections are available in aluminized, 431 stainless, 409 stainless, and 304 stainless steel. Available in capabilities from 75,000 to 400,000 Btuh, the prepackaged sections feature a
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