testo 327-1 Standard Kit
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There's never been a better time to upgrade to a Testo flue gas analyser!
Testo flue gas analysers offer premium quality at affordable prices, and for a limited time only, come with a free work surface protector to keep your clients work surfaces protected and make clean up on the job even easier!
testo 327-1 - Flue Gas Analyser (standard kit)The testo 327 Standard Kit is a professional flue gas analyser for heating engineers carrying out combustion testing on domestic and light commercial boilers. It provides reliable measurement of key flue gas values to support safe, efficient boiler operation and routine maintenance. It is suited to boiler servicing and commissioning, combustion efficiency checks, CO safety testing and fault diagnosis.
There's never been a better time to upgrade to a Testo flue gas analyser!
Why testo 327?
✔️ Robust & reliable
✔️ Best value flue gas analyser on the market
✔️ Easy menu navigation
✔️ Measure O2 & CO, calculate ratio, CO2 & more
✔️ Soft carry case with shoulder strap
The testo 327-1 Flue Gas Analyser offers a robust and simple entry into flue gas analysis for domestic boilers. It measures O2 & CO , and will calculate ratio, CO2, etc. The 4-line LCD display can be configured to the users 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 its durability.
Standard kit features include:
- 4,000ppm CO sensor with automatic pump shut off to help prevent saturation.
- 7 user selectable fuels
- Rechargable Li-ion battery
- Tightness and let-by pressure test routines included in menu (requires pressure connection adaptor)
- Flow and return temperature measurement (using additional accessory probes)
- Soft carry case with shoulder strap
Delivery Scope
testo 327 Flue Gas Analyser, rechargeable battery and calibration certificate, Flue Gas Probe (180mm x 6mm diameter), soft carry case with shoulder strap, AC power supply.








