Description

Deluxe Antifreeze Tester
Designed to easily test anti-freeze and anti-boil protection.
Clear design allows for inspection of rust and other sediment and inspect while it is tested.
Works with all ethylene glycol coolants including GM Dex-Cool.
Easy to read with boiling points and antifreeze points in both Celsius and Fahrenheit.
Use to protect against corrosion while also preventing freeze ups and boil overs.