Testo Flue Gas Analyser in used condition, comes in protective case. Unit powers on and appears functional, but requires calibration for accurate readings. Ideal for technicians or engineers familiar with Testo diagnostic tools. Details: Brand: Testo Model: 310 Condition: Used – good physical condition, requires calibration Includes: Flue gas analyser, hard case, accessories (if applicable) Use: Heating system diagnostics, combustion analysis Note: Calibration required before professional use Great tool for HVAC professionals or for spares/repairs.
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