Primary/ Secondary Header, 1 1/2", Steel Body, Brass Air Vent, Brass Drain Valve, PSH-1 1/2

Primary/ Secondary Header, 2", Steel Body, Brass Air Vent, Brass Drain Valve, PSH-2

Primary/ Secondary Header, 2 1/2", Steel Body, Brass Air Vent, Brass Drain Valve, PSH-2 1/2

Primary/ Secondary Header, 3", Steel Body, Brass Air Vent, Brass Drain Valve, PSH-3

Primary/ Secondary Header, 4", Steel Body, Brass Air Vent, Brass Drain Valve, PSH-4

Air Vent, 1/8" Female, 75 Psi, #7

Air Vent, 1/8" MPT, 35 Psi, #67

Air Vent, 1/2" x 3/4" MPT, 150 Psi, #87