CALIBRE Professional Type Anti-Freeze Tester

• Antifreeze Tester tests all ethylene glycol solutions.
• Work with all radiator coolants.
• Simple to use and easy to read.
• Test at hot & cold temperatures.
• Prevent radiator from freezing in the winter and overheating in the summer.

• Remove the cap from radiator or coolant overflow tank when engine is cool.
• Insert rubber pipe into the radiator or coolant overflow tank.
• Hold the tester vertically and check the small indicator in the tester.
• Squeeze rubber pump and suck antifreeze or coolant up to the fluid level mark line on tester.
• Tap lightly to remove air bubbles.
• Refer to the large indicator and scale for exact antifreeze or coolant condition.
• Return the liquid to radiator or coolant overflow tank and flush tester with clean water after use.

• 1pc/Heat Seal Card
• 100pc/6.25'