Weil-McLain introduced its new Aqua Pro™ indirect-fired water heaters featuring a nonmetallic, corrosion-resistant design. The company says the advanced line of water heaters are built to handle even the harshest water conditions.
Armstrong Fluid Technology announced that its Design Envelope (DE) 4380 Vertical In-Line pumps are now also available in stainless steel. Ideal for domestic water and light industrial use, the pumps are certified for safe drinking water systems to the NSF-61 and NSF-372 standards.
Advanced Thermal Hydronics has released the KN-Series Plus condensing boilers. The boilers are built off the foundation of the KN-Series and incorporate all of the original features along with increased efficiencies.
Kohler is introducing three new industrial light commercial generator models for stationary emergency applications. The Kohler 25CCL, 30CCL, and 36CCL are 60-Hz generators, which can be fueled by either natural gas or liquid propane and integrate the Kohler APM402 controller as well as a Kohler 2.2-liter turbocharged engine. According to officials, the new generators provide advanced voltage and frequency regulation along with ultra-low levels of harmonic distortion for power quality and enhanced protection for sensitive, valuable electronics.
Navien will be introducing a new Fire Tube Boiler line at the 2018 AHR Expo. The NFB, Navien Fire Tube Boiler, is designed for residential and light commercial applications. Four models will be displayed at AHR: 175,000, 199,000, 299,000, and 399,000 Btuh.
GrayWolf Sensing Solutions introduced a new 6-channel particulate meter which optionally incorporates sensors for additional environmental parameters such as total volatile organic compounds (TVOCs), CO2, temperature, and relative humidity. This wall-mounted monitor displays and logs calculated particle mass concentrations while simultaneously displaying and logging all installed optional sensors.
Aquatherm North America (NA) has added a new SDR 9 product line to its family of Aquatherm Blue Pipe® options used in mechanical and industrial applications — Aquatherm Blue Pipe SDR 9 MF RP. SDR stands for standard dimension ratio, while 9 is the pipe thickness (or SDR). MF is multi-layer faser (Aquatherm’s proprietary thermal expansion-reducing fiberglass extruded layer). RP stands for raised pressure.
Johnson Controls has extended its TempMaster® line to include OmniElite™ single package rooftop units. Available in 50- to 65-ton cooling capacities, the company says its new units offer a footprint up to 20%smaller than competing units, double-wall construction, single-point power connection and efficiency ratings that exceed ASHRAE 90.1 standards.
Kohler Power Systems is launching an all-new line of large natural gas generators designed specifically for standby, prime, or continuous power applications in the North American market. The new line of large gas gensets, which will be available in nodes ranging from 425 kW to 1,300 kW, meet Environmental Protection Agency (EPA) operational requirements and offer advanced control and monitoring capabilities through the Kohler Decision-Maker® 8000 digital controller.
Engineered Systems magazine’s June 2019 issue examines the role of HVAC systems and power in colleges and universities via the decentralization of a Missouri college’s central boiler plant, an examination of ventilation considerations in Group R-2 facilities, the steps engineers should consider when overcoming unanticipated boiler room setbacks, common calculations and considerations regarding NFPA 92, and much more.