AMRK-BFD-0100, Air Gap Drain, 2-4 IN, For Deringer

This 2 to 4 inch Deringer air gap assembly will capture and evacuate mild water discharge from the relieve valve caused by daily fluctuation in system/supply pressure. The air gap is made of 5G 304 stainless steel. The assembly includes air gap shield, air gap reducer, air gap bracket and all required hardware. This air gap assembly can be used on the Deringer 40/40G and 50/50G models in 2 1/2 through 4 inch sizes.