Inhibitor Selection

Blend Tech BTHOAT
Outstanding Performance - Superior Quality

Antifreeze Blending Additive
Product Information Sheet


BTHOAT additive syrup is a single component product that is used to blend premium quality extended life antifreeze / engine coolant for use in virtually any vehicle. Used as directed, blending BTHOAT with glycol* or 50% glycol and water will result in engine coolant that complies with ASTM D3306 (virgin), ASTM D6471 / 6472 (recycled), ASTM D6210 and TMC RP-329 (EG) RP-330 (PG). The chemistry is compatible with Valvoline G-05 (Mercedes Ford & Chrysler factory fill), Fleetguard ES Compleat and other hybrid technology coolants. This type of coolant is sometimes referred to as "heavy duty extended life", "global extended service" or "HOAT".

Blending Procedure

Blending Procedure BTHOAT EG
Blending Procedure BTHOAT 50/50 Premix