The CoolMaster Gateway is a versatile bridge device that interfaces VRV/VRF air conditioning systems via RS232 or USB with devices like home PCs, embedded PCs, home automation controllers, and building management systems with the purpose of easily monitoring and controlling essential air conditioning parameters.

The Comfortmaker® Observer™ touch screen communicating wall control, compatible with all Comfortmaker communicating equipment, is designed for easier service and installation. The wall control features a full-color touch screen display in a compact design.

The ComfortBreeze ™ evaporative humidifier line combines advanced microprocessor control with conventional evaporative technology. The units are available with optional patent-pending ComfortSmart™ technology to minimize water consumption while maintaining a comfortable humidity in the home.

Model SS700E has been added to the Safe-T-Switch® electronic condensate overflow control switch line. The switch is designed for easy installation in new or retrofit situations to protect home and commercial building owners from costly damage due to condensate overflow.

Packaged air conditioning solutions from Trane now feature a more rugged microchannel aluminum coil construction to increase reliability and sustainability. The more robust microchannel coil replaces copper and aluminum tube-and-fin condenser coils. The microchannel coils reduce refrigerant charge as much as 50 percent.

Highly sensitive, the portable and extremely accurate AMI300 IAQ monitor has data storage with software capabilities. Interchangeable probes and modules available include CO/temp probe (0-1,000 ppm) (1-ppm resolution), CO2/temp probe (0–5,000 ppm) ( 1-ppm resolution), CO2/temp/humidity probe, and more.

A condensate drain service port, the A/C Easy Tee allows for the unclogging and servicing of drains in seconds. It is a device permanently mounted at the drain on the air handler or the most conveniently located 90-degree turn in the drain line. Once installed, the technician can unscrew the O-ring sealed cap.

The Fire and Ceiling Radiation Dampers Product Catalog is a complete listing of the manufacturer’s full line of fire dampers and ceiling radiation dampers for use whenever air distribution system ductwork penetrates fire-rated barriers.

Model 8000 has been added to the York® Affinity™ Series premium humidifiers. The residential steam humidifier is 10-1/8 inches wide by 7-1/8 inches deep by 20-7/8 inches high and can deliver up to 23.3 gallons of humidity per day — enough to effectively humidify a 5,000-square-foot home, the company said.

The carbon dioxide (CO2) transmitters can raise energy-saving efficiency, analyze indoor air, and monitor CO2 levels in underground parking facilities and tunnels, said the company. The transmitters detect a high concentration of CO2 before it poses a health risk.