Use Table B to match your application's product viscosity with pumping capacity to select model or line size. When operating at or close to a MagTrap's upper flow capacity we recommend moving up to the next size. For engineering support call 1-877-624-8727. *MagTrap Models 110, 130, 135, 135AS, 135EC, 135UF, 145, and 170 are for liquids ...