The testo 310 residential combustion analyzer sets a new standard in affordable combustion analysis with its rugged housing, simple design, and advanced sensor technology.&nbsp; With five different fuels to select from, it provides the flexibility you need for applications like checking furnace efficiency, boiler tuning, and water heater checks.

The testo 310 residential combustion analyzer sets a new standard in reliable and accurate combustion analysis with its simple design, rugged housing, and advanced sensor technology.&nbsp; With five different fuels to select from, it provides the flexibility you need for applications like checking&nbsp;furnace efficiency,&nbsp;boiler tuning, and safety checks.

Spare particle filter, compact probe; 10 off<br/>(Color may vary depending on batch.)

Replacement particle filter (10/pkg) - Spare particle filter

Replacement particle filter (10/pkg)

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