Watts 1/8" SV Non-Vacuum Non-Adjustable Float-Type Steam Air Vents

Model SV: For ordinary one-pipe steam systems not requiring proportional venting, (Non-Adjustable). Series SV Non-Vacuum Non-Adjustable Float-Type Steam Air Vents are used in steam heating applications to vent air in one-pipe steam systems. They feature a brass body with an angle connection, and a brass float. Series SV provides venting and is ideal for radiators, convectors, and steam mains. Maximum Pressure: 10psi (68.9kPa).