MarketAir introduces SnowShield, a lightweight, easy-to-install shelter for mini-split condensers available in black, grey or tan.

Greenheck’s Model AER sidewall fan is a direct-drive fan with a cast aluminum propeller. The AER model is available in four sizes: 20, 24, 30 and 36 inches. 

CHICAGO — Cold air and rainy weather didn’t stop thousands of people from coming to the Windy City Jan 22-24 to attend the 2018 AHR Expo.   

Bosch Thermotechnology Corp. makes the Buderus SSB industrial boiler. The single-platform design creates easy installation and startup, officials said. 

EFlow USA released a constant airflow regulator available in 3 to 10-inch diameters. 

Milwaukee Tool is expanding its lighting products with the new M18 radius Site Light/charger with One-Key technology, enabling users to customize, track and manage the light via smartphone.

Tjernlund Products has expanded its product line with destratification ceiling fans, which are designed to recirculate trapped air in high-ceiling areas. 

Thybar Corp.’s patented Snow Dam helps prevent avalanches from snow or ice buildup on metal roofs.

Elite Software’s RHVAC Online app for Air Conditioning Contractors of America’s manual J, D and S calculations works on smartphones, tablets and computers.

E Instruments has released its new AQ Comfort indoor air quality monitor. The compact, handheld device has an easy-to-use menu system and real-time data logging that measures carbon dioxide and carbon monoxide gases, temperature, dew point, wet bulb and relative humidity percentage with immediate response time, officials said.