DEF (Diesel Exhaust Fluid) Sealant is designed for systems carrying urea-based chemical reactant used in SCR systems (DEF). Gasoila DEF has excellent resistance to a wide variety of chemicals (refer to MSDS sheets for fluid compatibility). NOT for use on plastic pipe or for oxygen service. The temperature range is -46°C (-50°F) to 234°C (+450°F).

Temperature Range: -46°C (-51°F) to +234°C (453°F)