The Testo 327-1 flue gas analyser offers a robust and simple entry into flue gas analysis for domestic boilers. It measures oxygen and carbon monoxide and will calculate the ratio, carbon-di-oxide, etc. The 4-line light emitting diode display can be configured to the user's requirements, and its back-lighting function guarantees an easy-to-read display even if lighting conditions are unfavourable. The analyser stands out on account of its easy menu navigation and ergonomic housing, as well as it

Brand Name	Testo