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 monitoring and installing condensing and high-efficiency systems.

Kit features include an incoming air smart probe; field-replaceable sensors; a built-in printer, thermometer and leak detector; a large, full-color display screen; a boiler room design mechanism; Bluetooth wireless communication and more.