The BTU1100 portable combustion analyzer has been updated to meet the growing needs for the mechanical contractors, plumbers, boiler technicians, and others. Now available are field-replaceable sensors for easy diagnostics and replacements to cut out downtime and costly repair charges. Also standard on this multifunctional unit is the most durable and high-range CO sensor in the market with built-in NOx filtration to ensure the most accurate CO readings possible, says the manufacturer. Features include built-in manometer, built-in thermometer (ambient and flue gas), built-in CO leak detector (safety), and dual hose and probe (gas and draft at the same time). It comes with a vinyl carrying case and has a built-in printer (nonthermal).

E Instruments, HVAC Dept., 172 Middletown Blvd., Ste. B201, Langhorne, PA 19047; 215-750-1212; 215-750-1399 (fax); www.einstrumentsgroup.com

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