The Goodyear Diesel Exhaust Fluid (DEF) transfer and dispensing hose is specifically designed to meet the ISO 22241 standard required of all DEF-approved equipment.  Made of specially formulated EPDM, the Goodyear DEF hose features lower extractables than other EPDM hoses to reduce contamination which can damage sensitive SCR equipment.  Also, the Goodyear DEF hose is designed with reduced volumetric expansion to meet Weights & Measures approval required for accurate transfer of Diesel Exhaust Fluid.