This 12&quot; modular flue gas probe has a 1/4&quot; diameter, Tmax = 932 &deg;F, and 4.9&#39; hose.

This 12&quot; modular&nbsp;flue gas probe has a 1/4&quot; diameter, Tmax = 932 &deg;F, and 7.2&#39; hose.

This 7&quot; modular flue gas probe has a 1/4&quot; diameter, Tmax = 932 &deg;F, and 7.2&#39; hose.

This 7&quot; modular flue gas probe has a 3/8&quot; diameter, Tmax = 932 &deg;F, and 4.9&#39; hose.

With this kit, you will be equipped for the most important measurements involving heating systems: the Next-Gen testo 300 combustion analyzer is supplied with O2 and CO sensor (CO range up to 4,000 ppm), combustion probe, testo Bluetooth&reg; Connector, instrument case, printer, and practical accessories.

The new Next-Gen testo 300 Smoke Edition combustion analyzer is ideal for the most important measurements involving heating systems. It combines decades of experience in measuring technology with contemporary smart-touch operation, with Bluetooth<sup>&reg;</sup> connectivity, robust construction and e-mailing of reports. The Next-Gen testo 300 enables easy measurement of flue gas, draft, pressure, ambient CO and differential temperature.

With this kit, you will be equipped for the most important measurements involving heating systems: the Next-Gen testo 300 combustion analyzer is supplied with O2, CO sensor (CO range up to 30,000 ppm), NO Sensor, combustion probe, testo Bluetooth&reg; Connector, rugged hardshell case, printer, and practical accessories.

With this kit, you will be equipped for the most important measurements involving heating systems: the Next-Gen testo 300 Pro Combustion analyzer is supplied with long life O2 and CO sensor (CO range up to 4,000 ppm), testo Bluetooth&reg; Connector, retrofittable NO Sensor, combustion probe,&nbsp; rugged hardshell case and practical accessories

With this kit, you will be equipped for the most important measurements involving heating systems: the testo 300 Pro combustion analyzer is supplied with long life O2 and CO sensors (CO range up to 4,000 ppm),&nbsp;testo Bluetooth&reg; Connector (0554 3004), retrofittable NO Sensor, combustion probe, rugged hardshell case, printer, and practical accessories.&nbsp;

6 mm probe stop, PTFE, with spring clamp and handle, Tmax 20...

6 mm probe stop, PTFE, with spring clamp and handle, Tmax 20...