To keep people more comfortable year-round — and to help building owners and managers drive down energy costs — Rite-Hite Corporation says it is offering the Revolution® Fan. Designed to deliver optimal performance, the high-volume, low-speed (HVLS) fan supplements heated and cooled air for more efficient and cost-effective air circulation in virtually any facility.
A new packaged heat pump from the Coleman brand of Johnson Controls is available in 3- to 8.5-ton capacities. Its exact-fit replacement design matches footprints of other manufacturers’ units and the company says it reduces installation time, cost, and complexity by eliminating the need for a curb adapter.
Laars has introduced the new Mascot ST condensing tankless water heater. The natural gas or LP-fired unit offers an ultra-high 0.96 EF (energy factor) efficient stainless steel heat exchanger, full 10:1 modulation, and is available in a 199 MBH size.
Greenheck’s line of Vari-Green™ energy control products has expanded with the introduction of the Vari-Green Drive (Model VGD-100), a factory-mounted and wired variable speed control for three-phase motors up to 10 hp.
The latest multi-zone split system from Fujitsu is the AOU45RLXFZ, five-zone heat pump. The heat pump system permits connection of between two and five indoor units to one outdoor condensing unit. The company says the system offers high efficiency operation of up to 19.7 SEER and 10.3 HSPF.
Power management company Eaton has launched its new Pow-R-Line® PXBCM Branch Circuit Monitor panelboard. The integrated panelboard monitors up to 84 branch circuits and provides facility managers across industries with remote access to live energy readings.
Roberts-Gordon LLC recently reintroduced the GORDONRAY® DF two-Stage, unitary low-intensity infrared heater. Due to the ability to fire at two distinct rates, the company says its GORDONRAY® DF provides energy efficient heat that can effectively adjust to sudden high heat-loss conditions or economically maintain steady comfort levels.
Ebm-papst says it has developed a new EC fan line that ensures efficient, economical, and quiet operation. The size 500 axial fans from ebm-papst were specially engineered for use in outdoor heat pumps and have now been optimized for energy efficiency and noise reduction.
Leaning on experience and data from various K-12 cities and projects, the author pursues some less conventional design approaches. They may revolve around radiant heating and/or cooling, but depending on school size and other factors, the smart use of heat recovery, DOAS, and improved central plants could also put a project on the HVAC honor roll.