Weil-McLain says it is now offering its most advanced high-efficiency condensing boiler. The new 95% AFUE Evergreen boiler is designed with simple controls and flexible functionality for multiple applications.
Pottorff has announced the addition of the ECV-645-MD 6-in deep, vertical blade louver to its Miami-Dade approved product line-up. The ECV-645-MD is AMCA rated for Air Performance and Wind-Driven Rain and is approved by the Florida Building Code.
Continental Fan says its FADP Fiberglass Panel Fans provide aerodynamically superior performance in a direct drive design. The FADP fan is ideal for corrosive environments or contaminated air stream applications.
Johnson Controls continues to expand its York magnetic-bearing centrifugal chillers (YMC2) offering with new, low-range capacities that extend to 165 tons/580 kW. With the addition of these lower capacities, the complete range of the YMC2 encompasses units from 165–600 tons (580kW to 2,110 kW).
Foster Transformer says its new lineup of high efficiency isolation transformers provide a higher degree of isolation (as measured by leakage current to ground), improved efficiency, and reduced size and weight, which yield lower operating costs.
Greenheck’s new Model AFJ-601D stationary acoustic louver is Florida Building Code approved and Miami-Dade qualified for use in the Wind-Borne Debris Zone. Featuring a 6-in deep J blade, the AFJ-601D is designed to restrict the transmission of high and low frequency sounds generated by mechanical equipment and to act as an exterior weather louver.
The new SU 200 M miniature circuit breaker (MCB) from ABB offers an extended rating of 40 amps at 277Y/480 volts AC to protect larger loads, a dual AC/DC rating to reduce the number of SKUs required for inventory, and a more durable housing to help prevent damage during shipping and handling.
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.