Description
Number of floating discs measures level of protection | Temperature compensating tester is accurate whether coolant is hot or cold | Readings in Celsius and FahrenheitProfessional disc-type 16-1/4 inch tester is accurate at all temperatures. Tests ethylene glycol based coolant, hot or cold, including Dex-Cool. Easy to read discs are magnified by convex design of the clear SAN plastic barrel. Celsius and Fahrenheit scales. Special feature is the ''6th disc'' which shows overprotection and a loss of cooling efficiency. Beyond 70 percent anti-freeze, cooling and corrosion effectiveness is reduced. One-piece bulb and neoprene dip tube.
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