EVAPCO has introduced the newest addition to its ESW closed-circuit evaporative cooler line, the single cell, 14-by-22-foot “Big Box” ESW4 — now with up to 40% higher capacity than the 12-by-18-foot ESWB. The ESW4 is offered in more than 130 models with capacities between 270-670 nominal tons, and with fan motor sizes of 20-100 hp.
REHAU has added 26 fittings to its EVERLOC+ compression-sleeve fitting system for plumbing and hydronic piping connections. The connection technology is designed for use with REHAU RAUPEX® crosslinked polyethylene (PEXa) pipe in up to 2-inch diameter.
The 006e3 is one of the newest models in Taco Comfort Solutions’® 00e® Series of high-efficiency, ECM-powered circulators. The company said the infinitely-variable, wet-rotor circulator is designed specifically to make installation and operation of domestic hot water recirculation systems easier and more efficient.
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.
Trane has announced the availability of its ComfortLink™ II XL1050, the latest product in the brand’s portfolio of thermostats and smart controls. The ComfortLink™ II XL1050, a Wi-Fi or Ethernet enabled connected control, provides users with the ability to control indoor temperatures on a zone by zone basis, as well as create schedules and presets to customize the temperature based on user preference.
The CREST® modulating-condensing boiler is now available with inputs up to six million Btuh. The company claims its new CREST 6.0 model will enable engineers, contractors, and building owners to utilize Lochinvar’s patented Wave™ fire-tube design in their largest commercial applications for energy-saving performance.
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.
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.