New product reviews for carbon monoxide (CO) detectors and testers. Featured are the Pro-Tech 7035 CO Detector with a digital display and 5-year lithium battery. Also, the Bacharach Fyrite Pro 100 CO Tester which is fully upgradeable to a combustion analyzer.

PRO-TECH 7035 CO DETECTOR The Pro-Tech lithium powered CO detector measures carbon monoxide with a state-of-the-art electrochemical sensor. Includes a digital display and remembers the highest level detected. ISO 9001 and UL Listed. COMPLETE PRODUCT REVIEW   MONOXOR III CO TESTER This CO tester will sample room air and appliance exhaust gases for carbon monoxide levels from 1 to 2,000 PPM. Optional IrDA wireless printer. Light weight, portable, and easy to use. COMPLETE PRODUCT REVIEW