ABN Deluxe Antifreeze and Coolant Tester Hydrometer
- Tests anti-freeze and anti-boil protection fluids.
- Works with all ethylene glycol coolants including GM Dex-Cool.
- Clear container makes inspection of rust and other sediment easy.
- Easy to read hydrometer with boiling points and antifreeze points listed in both Celsius and Fahrenheit.
- Protects your vehicle from freeze ups and boil overs.
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