This generation of Heil® brand QuietComfort™ DLX 90 gas furnaces comes ready for upflow installations, with all parts included for downflow or horizontal conversions.
The Filtering Out Confusion series of pamphlets is designed to help HVAC and facilities management professionals better understand how to get the most out of an HVAC air filtration system.
The synchronous ball valve (SBV) combines a synchronous motor-style actuator with the high close-off pressures and shutdown properties of a ball valve.
The ZoneDial is a software application for making after-hours override requests via telephone, complete with tenant billing, invoicing, and call audit trail.
The new APR-410 control provides full-capacity modulation for all sizes of direct-expansion air conditioning systems that use R-410A, a hydrofluorocarbon refrigerant.