4107 Propylene Glycol Anti-Freeze Coolant Tester

4107 Propylene Glycol Anti-Freeze Coolant Tester
No.4107 Propylene Glycol Anti-Freeze Coolant Tester
New professional model automotive anti-freeze coolant tester with
propylene base. Five floating discs accurately measure protection at any temperature. Discs are temperature compensated.
1 Disc floating = +20°F ( -7°C)
2 Discs floating = +10°F (-12°C)
3 Discs floating = -5°F (-21°C)
4 Discs floating = -26°F (-32°C)
5 Discs floating = -50°F (-46°C)