Fujitsu General America has introduced new medium static pressure duct indoor units for their single-zone Halcyon mini-split line. This new RGLX line features sufficient static pressure to heat or cool a whole house. Units are available in seven sizes ranging from 12,000 to 48,000 Btuh, with efficiency ratings up to 21.3 SEER.
Johnson Controls has released version 3.4 of its SMART Equipment Control Firmware. The new SMART equipment firmware incorporates a new feature known as Continuous Reset Single Zone Control™ (CRSZ Control). Unlike the typical Single Zone Variable Air Volume (VAV) system operation, company reps said the CRSZ Control provides precise control of space comfort while maximizing energy savings.
Victaulic launched its VicFlex Style AB6 Bracket for cold storage applications. Created to adjust to any ceiling or wall thickness, the bracket is available for order with the V33, V36, or V40 dry sprinkler and the Series AH2-CC or Series AH2 braided hose.
Danfoss introduced Connecto NA, a new and improved line of connection kits for Danfoss self-regulating heating cables. Designed for use with both Danfoss RX-C Roof and Gutter De-icing Cables and PX Pipe Freeze Protection Cables, Danfoss Connecto kits aim to provide reliable and safe installation of electric heating cables.
The HVAC industry continues to evolve, but what does the future of the built environment look like? Engineered Systems’ editors turned to the winners of the AHR Expo’s Innovation Awards to get their take on where HVAC trends and technology is heading.
Each year, the AHR Expo honors manufacturers that are looking forward and breaking new technological ground. Those manufacturers are presented with Innovation Awards covering 10 categories, including building automation, ventilation, heating, cooling, IAQ, and more.
Johnson Controls has added a new outdoor air handler to its YORK® Solution line of products. The YORK Solution Endura™ includes a zero-penetration roof backed and a 10-year roof warranty. The patent-pending triple-layer roof system has no fasteners, metal seams, or caulking.
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.
Weil-McLain introduced its full line of advanced, high-efficiency gas boilers for residential and commercial applications. The line now includes the Evergreen®, Ultra™ Series 4, GV90+® cast iron boiler and the AquaBalance® Series 2 — all operating with natural or propane gas and featuring the latest hydronic heating technology.
Carrier has introduced its new ComfortVu BACnet thermostats. These thermostats offer control of a building's heating and cooling equipment from inside a facility or from any BACnet-based BMS, including Carrier’s i-Vu® building automation system.
Fujitsu General America released its new Airstage J-IIIL heat pumps in the VRF system line for light- to mid-sized commercial applications. According to the company, the compact and slim design of the J-IIIL VRF line makes it ideal for low rise and urban buildings where limited installation space is a challenge. Front-facing fans and a compact chassis permit the outdoor unit to be installed in narrow spaces, whether ground- or wall-mounted.
Engineered Systems magazine’s March 2019 issue examines the innovations offered by manufacturers at the 2019 AHR Expo and engineers at the ASHRAE Winter Conference, explores the difference between direct drive and belt drive fans in institutional applications, compares and contrasts the prescriptive and performance paths for boiler compliance, and much more.