For added confidence when using your moisture meter, Protimeter has developed this handy calibration device, sometimes referred to as a 'Calcheck'. Only to be used with pin-type Protimeter moisture meters, the user simply touches the pins to the contact points and ensures that their device reads 18%, plus/minus 1%.
- Calcheck device for pin-type meter range
- Used to check and verify the pin function
- Readings between 17 and 19% are normal
- 2 spare 1" needles are included