For heating systems requiring freeze protection as well as corrosion prevention, count on Hercules® Anti-Freeze Accessories to complete the job. The Hercules Anti-Freeze Accessories include a pH test meter and strips, refractometer and more.
What can be measured with Cryo-Tek test strips?
Each strip has two pads. One pad measures the level of propylene glycol, the other measures the level of corrosion inhibitor. These levels should be checked as part of routine boiler maintenance.