CO₂ measuring instruments with built-in probe

The high-quality testo 315-3 is an easy-to-use, ruggedly designed CO and CO2 monitor that enables you to carry out quick and reliable ambient measurements.

• Parallel CO & CO2 measurement

• Visual and audible alarm when thresholds are breached – adjustable thresholds

• Extremely robust sensors

• Conforms to the European Standard EN 50543 and British Standard BS 6173:2009