Nortek Global HVAC introduced a new line of highly-configurable Reznor® light commercial packaged rooftops. They are available in 6, 7.5 and 10 tons. The company says the rooftop units can be configured at the factory so consultant engineers or design-build contractors can get the exact spec unit they need delivered to the job site. With over 35 options per tonnage size, there are over 750,000 unit configurations available. A quick-ship option is available out of the factory in Dyersburg, Tenn.
Cleaver-Brooks has developed the CBEX DES (dryback elite special) 1,000 hp boiler. Engineered to fit inside a 40-ft shipping container, its compact size enables a complete boiler room to fit within a 53-ft container. According to Cleaver-Brooks officials, this allows the company to include performance guarantees for output capacity, efficiency, turndown, emissions of 30 ppm NOx, and a pressure vessel warranty.
RectorSeal® Corp. has introduced the Hurricane-Rated Wall Condenser Bracket for ductless minisplit system (DMSS) condensers. The bracket is a universal DMSS wall mounting bracket tested/certified by a third-party structural engineering firm for compliancy with all North American hurricane-rating standards.
Trane is expanding its portfolio of Performance Climate Changer™ air handlers to provide customers with a custom unit that is designed and built for applications that require exact specifications for size, shape, components, materials and performance.
TSI has introduced its wireless AirPro™ Instruments Platform. According to the company, the AirPro Instruments are wireless velocity and pressure measurement tools that maximize productivity by offering easier measurement access, accuracy, seamless multi-data reporting, and more.
Uponor North America says it is making it easier to provide an AquaPEX® plumbing system for homes and multifamily structures with the launch of its new ProPEX® connections for water service applications.
AERCO has released its Benchmark® Platinum boiler series. According to the company, the boilers feature technology and components aimed at optimizing the system and maximizing efficiencies by up to an additional 9%.
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.
Delta Controls has debuted the eZNTW, an advanced BACnet thermostat that expands the company’s enteliZONE thermostat product line. The company says its eZNTW boasts unique communications capabilities, such as onboard WiFi to make it IoT-ready and enOcean® wireless capabilities for HVAC controls and in-room integration with a variety of peripheral products, such as lighting, blinds, and door contact. The eZNTW also features a wide-range of sensing applications, from basic temperature monitoring to indoor air quality and occupancy sensing.
Fujitsu General America Inc. has expanded its Airstage™ V-II VRF equipment line of VRF heat pumps with enhanced capabilities and operational efficiencies. The latest series now includes 6-, 8-, and 10-ton condensers, helping to reduce the number of condensers in certain configurations.
Why was one floor’s laboratory ventilation failing to keep up, when it was even the closest floor to the rooftop fans? Some system sleuthing led two engineers to a fitting conclusion. Read more stories in May Issue 2017.