Flexible Flue Gas Probe burner leak-free flared copper or aluminum

leak-free flared copper or aluminum tubing connections

featuring full insulation to protect the user from accidental contact with live components

complete with a bright backlight

This probe's magnetic attachment simplifies data collection

Testo 750-3 Digital Voltage Tester

Flexible Flue Gas Probe burner leak-free flared copper or aluminumThis Testo flexible flue gas probe is your go to when you're trying to get a reading from a burner in a really tight spot. Its bendable plastic shaft means you can snake it into measurement apertures that are otherwise impossible to reach, like behind sloping ceilings or in cramped plant rooms. Anyone who's wrestled a rigid probe into an old boiler knows the frustration this little beauty solves. Best For Heating system technicians dealing with older