Bacharach has released the new Monoxor Plus portable carbon monoxide (CO) analyzer. Bacharach says the Monoxor Plus is the perfect tool for residential and commercial contractors, safety technicians, and weatherization specialists who need to efficiently perform indoor air quality and safety checks on furnaces, boilers, and gas appliances. The Monoxor Plus delivers reliable, accurate measurement of carbon monoxide in 1 ppm increments, as well as temperature. Made in the USA.