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DE-ZAUST Diesel Exhaust Fluid (DEF) is for use in diesel engines equipped with Selective Catalytic Reduction (SCR) systems and is formulated to meet ISO 22241 Specifications to reduce NOx emissions from diesel exhaust.
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Knowde Enhanced TDS

Applications & Uses

Direction For Use

DO NOT MIX WITH DIESEL FUEL.

STORE BETWEEN 12°F (-11°C) AND 86°F (30°C).

• DE-ZAUST should only be added to the dedicated DEF tank. Do not add to the diesel fuel tank.

• DE-ZAUST is ready-to-use. Do Not Add Water.