1 pcs of horizontal check valve, 1 1/4, DN32, Brass non return valve Description:This listing includes 1 pcs ... of horizontal check valve, 1 1/4”, DN32, brass. (SIZE: we have DN15, DN20, DN25, DN32,DN40,DN50, you can choose which one ... standard 1 pcs of horizontal check valve, 1 1/4, DN32, Brass non return valve