FOOT VALVES – Brady Foot Valves are designed to prevent backflow and loss of prime. Primarily usea tor drainage and irrigation projects. Also used when pumping from ponds or streams. The valve is constructed 0 a one piece polymer body, poppet and diffuser with a Buna-N-Seal. Female threads. Removable polyethylene Strainer. Performance Proven Features . Exclusive nose-cone design reduces turbulence and permits 30 to 50% more water now than comparable valves. A true Double-Seat Action. The two-seat action is doubly assured under the roughest conditions.