TESTING EVERY FLAME-fired appliance you come into contact with is a move in the right direction. We discussed why you need to do this in last month’s column (“Do you test your gas appliances for CO?” ...

As HVACR technicians, assessing whether the furnace we’re servicing is working efficiently is critical to understanding the overall health of the HVAC system — and to the success of our service call.

E Instruments says its updated BTU1500 portable combustion analyzer high-efficiency kit is an all-in-one tool designed to meet the needs of mechanical contractors, plumbers and boiler technicians ...