Fujitsu General America has expanded its line of unitary ducted products. They now offer a broader selection of residential air conditioners, heat pumps, and gas furnaces as well as a new line of light commercial equipment.
Bosch Thermotechnology introduces its upgraded model in the Greensource CDi series: the Bosch SM Rev C Geothermal Heat Pump, featuring the new Heat Pump Control (HPC) microprocessor, which can communicate with the new Bosch EasyStart app. According to Bosch officials, the SM model is redesigned with an intuitive user interface and advanced electronics controls to make it easier for contractors to communicate with the unit.
Nortek Global HVAC has added the R7DA, a combination dedicated outdoor air system (DOAS) and conventional space conditioning rooftop unit (RTU), to the Reznor® and Mammoth® branded R7 Platform product lines.
Greenheck says it has expanded its line of Dedicated Outdoor Air Systems (DOAS) for high percentage and 100 percent outside air. Pre-engineered rooftop ventilator models RV-110 and RVE-180 with energy recovery offer capacities up to 18,000 cfm, up to 70 tons of packaged cooling, and 1,200 mbh indirect gas-fired heating.
Modine Manufacturing Company announced the latest addition to its gas-fired power vented unit heater, the Model BTP. The company says the Modine Model BTP offers the same functionality as its PTP unit upgraded with factory installed blower assemblies. The addition of the blower assemblies allows customers to add duct work onto the unit to better distribute heat and air.
Greenheck’s new Model DS direct drive, high volume low speed (HVLS) ceiling fans feature an optimized airfoil design for maximum efficiency and coverage area. Licensed to bear the AMCA Seal for Circulating Fan Performance, Model DS is available in eight sizes ranging from 8 to 24 feet in diameter with performance up to 243,000 cfm.
Greenheck’s Utility Set Fan (USF) series has expanded with the addition of the model USFD-100 direct drive utility set. Model USFD-100 can be specified with either a Vari-Green® EC motor with a speed control dial for single-phase motor applications or a NEMA premium efficiency motor with a factory-mounted variable frequency drive (VFD).
Greenheck’s new Model EQD direct drive mixed flow inline fan features an energy-saving Vari-Green® motor mounted inside a patent pending octagonal housing. The company says the Vari-Green motor’s variable speed control matches fan performance with facility demand and requires virtually no maintenance.
Heat Transfer Products Group (HTPG) released its new Next-Gen All-Temp Low Profile Unit Cooler line. The new design features high-efficiency motors, new fan guard design and deep draw venturi to achieve optimal air flow, coils with enhanced copper tubing, and redesigned housing.
The September 2020 issue of Engineered Systems includes probing the effectiveness of ANSI/ASHRAE/IES Standard 90.1, developments in using CO2 for commercial refrigeration, the proper design criteria for selecting the appropriate pump , and much more!