Convenient pocket-sized tester for ethylene glycol antifreeze mixtures. Freeze protection level is indicated by the number of coloured balls which float in the sample. Easy-to-read temperature table on the body.Ethylene Glycol Antifreeze Pocket Tester - Ball Type• Convenient pocket-sized tester for ethylene glycol antifreeze mixtures.• Freeze protection level indicated by the number of coloured balls which float. • Easy-to-read temperature table on the body.• Model No. AK4123Model No: AK4123:Brand: Sealey:Nett Weight: 0.01kg:PTDSEAAK4123
