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)
Barcode # 9322159941074