Greenheck’s new Grease Trapper Pollution Control Unit removes grease, smoke, and odors from kitchen exhaust. According to the company, it is the only pollution control unit in the industry that has been tested and listed to the UL-1978 standard for factory-built grease ducts.
NOTIFIER by Honeywell has launched the FAAST XT 9400X conventional aspirating smoke detector, designed to provide very early warning of smoke for large spaces up to 28,800 sq ft. As part of the System Sensor Fire Alarm Aspiration Sensing Technology (FAAST) line, the company says the FAAST XT 9400X continues to offer the same high level of false alarm immunity and precision sensing to protect challenging fire detection applications and critical facilities.
Many engineers tend to avoid or delegate the nitty gritty of a ground source heat pump system, from soil moisture effects to building system (im) balance. It's time for designers to get in the loop. Learn more about Grounded In Reality in the December issue. Other topics in the December issue include health care HVAC, Boilders, check out the Back2Basics, and more.