Features and Benefits:

• Professional 16-1/4 disc-type tester is used to test propylene glycol based antifreeze in automotive radiators and fresh-water systems in RV's and boats
• Number of floating discs measures degree of protection at any temperature, discs are temperature compensated
• Readings in Celsius and Fahrenheit
• 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

Easy to read disc are magnified by convex design of the clear SAN plastic barrel Professional disc type tester is accurate at all temperatures Designed to test propylene glycol-based anti-freeze in automotive radiators and fresh-water systems One-piece bulb and neoprene dip tube.