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, an audible and optical alarm is triggered.

Features:

• Flexible probe for hard-to-access locations
• Visual and audible alarm signals
• DVGW approved
• Includes 3 AAA micro batteries

For complete specification contact us or visit www.testo.com