Integral thermometer and drum calculator enables correct % anti-freeze to be determined accurately over a wide temperature range. Specific gravity range 0 - 25% A.F. Accuracy tolerance ± 2% A.F. Thermometer range 0 - 70.
Integral thermometer and drum calculator enables correct % anti-freeze to be determined accurately over a wide temperature range. Specific gravity range 0 - 25% A.F. Accuracy tolerance ± 2% A.F. Thermometer range 0 - 70.