Classroom HVAC solutions
A 12-page brochure highlights Airedale’s portfolio of HVAC solutions for new school construction and retrofit applications, including single packaged vertical air-conditioning units and ceiling cassettes, steam/hot-water cabinets and unit heaters, fin-tube radiation, indirect and direct gas-fired heating, and low-intensity infrared heating.
—Airedale, a Modine company

Low-frequency noise in ducts
An eight-page white paper from Armacell discusses the ability of elastomeric-foam duct insulation to resolve common low-frequency-noise problems and challenges the notion that elastomeric foam lags behind fibrous materials in terms of sound attenuation, comparing the performance of elastomeric foam at critical frequencies.
—Armacell LLC

Safety-damper catalog
A new 36-page catalog details Greenheck's extensive line of life-safety dampers, including fire dampers, combination fire and smoke dampers, round UL dampers, and ceiling radiation dampers. The catalog includes information on design and construction features, installation, and convenience features, options, and accessories.
—Greenheck

Controller/monitor brochure
A new brochure highlights Triatek's 1650 line of room controllers and monitors, including the FMS-1650 and HMS-1650 controllers, the CMS-1650 central monitoring station, and the FMS-1650 remote monitor. Additionally, the brochure discusses many ancillary components common to room and fume-hood pressure solutions.
—Triatek

Send literature releases to the attention of Scott Arnold, executive editor, HPAC Engineering, The Penton Media Building, 1300 E. Ninth St., Cleveland, OH 44114-1503; e-mail: scott.arnold@penton.com.