Choose ProductSHO-FLOW 1 1/2″ NHF X 1.5″ NHM 50-300 GPMSHO-FLOW 2 2.5″NHF X 2.5″NHM 250-1250 GPMSHO-FLOW 2 2.5″NHF X 2.5″NHM 100-500 GPM