Suitable for testing Propylene Glycol coolant (anti-freeze) density. The five floating discs enable accurate readings in both Celsius and Fahrenheit as well as testing hot and cold and measuring the condition of the anti-freeze. Contents: ...

This tool can be used to test the ethylene glycol anti-freeze density, and the six floating discs enable accurate reading in both celsius and fahrenheit. This model is capable of testing both hot and cold coolant strengths.

Effective frost protection, limescale and corrosion control. Suitable for all heating types, including those containing aluminium. Compatible with No Nonsense products. Suitable for use with underfloor systems and ground source heat pumps (GSHP). For...