According to the Standard G13/ VW TL 774 J

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Primary function of engine coolants is to control the temperature of parts and oils; the corrosion protection of the metal surfaces in cooling system and lubrication of moving parts.

Our COOLANTs are corrosion inhibitor concentrates with extremely simple application:  just add Coolant type in given percentage (see in TDS) to MEG or MPG and homogenize for 30 minutes.

Significant energy and time savings can be achieved. In diluted form the product is label free.

Standard: G13 / VW TL 774 J

Dosage: 8% COOLANT SiF-12SC + 92% MEG+glycerol mixture

Method of preparing an engine coolant inhibitor according to standard G13 / VW TL 774 J is the same as preparing an engine coolant inhibitor according to standard a G12++/ VW TL 774 G, only difference is the prescribed amount of glycol part has to be replaced by max. 20% of glycerol.