This four level Humidity Indicator variation with spanner flats for easy fitting into equipment.
It has spanner flats for easy fitting and also supplied with a back nut for panel or barrier bag mounting.
We also supply a service kit as we recommend the humidity indicator paper be replaced every 3-5 years.
As we are an exclusive distributor of Brownell Limiteds product we can assure that these products comply with their ISO 9001:2015.