EPDM gaskets EPDM (Ethylene Propylene Diene Monomer) operates best in a temperate range of (-30° - 300°F). EPDM has better resistivity to general cleaning chemicals than silicone. Available sizes below 1/2" to 6"EPDM Triclamp Gaskets$1.00PriceGasket sizeSelectQuantityAdd to Cart