testo 330 Gas Analyser For Heating System

The testo 330-1G LL and the testo 330-2G LL flue gas analysers combines advanced sensor design, unique gas-path technology and proven electronics for the new age of combustion analysis.
The 330-1G LL is capable of quick and accurate measurements of O 2, CO, NOx, °F, pressure, efficiency, excess air, and more. The 330-2G LL measures O 2, CO, NOx, °F, pressure, efficiency, excess air, and more quickly and efficiently, making the 330-2G LL the perfect instrument for furnace/boiler tuning, commercial and residential heating analysis, and combustion testing.

[@nindes]

Nice bit of kit I've been using it for a month now and don't intend on ever using another fga it's the best!

[@ممحمودسمير]

Good