The Flow-Max Phenolic Impregnated Cellulose Cartridges and designed for industrial hot water and non-aqueous applications and can be used in the following applications:High Temperature industrial water filtrationLubricating oilCutting fluidsSolventsDistillate fuelFuel oilHydraulic fluidsNote: Phenolic impregnated cellulose cartridges are not cleanable or reusable; and they are not suitable for potable water. Maximum temperature 250°F (121°C)Minimum temperature -20°F (-29°C)Maximum pressure 70 PSID (482 k PA)Recommended change out 25 PSID (172 k PA)End caps, cores, outer body Electro plated tinMedia Phenolic impregnated cellulose