testo 317-1 - Gas spillage detector

Order-Nr.  0632 3170

  • Reliable detection of escaping flue gases

  • Flexible probe for inaccessible areas

  • Acoustic and visual alarm

Gas leaks on heating systems can quickly become a problem, because breathing in poisonous gases leads to health risks or even a risk of death. With the testo 317-1 back pressure indicator, you have a handy measuring instrument which detects escaping heating flue gases quickly and reliably.


Product Description

The testo 317-1 quickly and efficiently detects escaping flue gases at the source. Flue gas escaping from a burner is caused by equipment failure and is an indicator of CO in the living space; this will trigger an audible and optical alarm.

Delivery Scope

testo 317-1 back pressure indicator, including battery

Technical Data

General technical data


11 oz. / 300 g

Reaction time

2 sec


5 x 2 x 1 in. / 128 x 46 x 18 mm

Measuring medium

Ambient air


audible; rpm - Optical

Battery type

3 x AAA

Length probe shaft

7.874 in. / 200 mm

Length probe shaft tip

1.378 in. / 35 mm

Diameter probe shaft tip

0.394 in. / 10 mm