The D-040 series Combination Air Valve has the features of both an air release valve and an air & vacuum valve.
The D-060-C HF, D-062 HF series Combination Air Valve has the features of both an air release valve and an air & vacuum valve.
The D-060-C NS series slam dampening Combination Air Valve has the features of both an air release valve and an air & vacuum valve.
The D-065 HF series Combination Air Valve has the features of both an air release valve and an air & vacuum valve.
The D-070P Multi -Functional Combination Air Valve is a unique valve, operating without a float and utilizing the rolling diaphragm principle.
The K-060 HF discharges air during the filling or charging of the system and admits air into the system.
The S-015, S-016 series automatic air release valve releases accumulated air from the system while it is under pressure.
The S-050-C S-052 series Automatic Air Release Valve releases accumulated air from the system while it is under pressure.
The VB-060 protects the system from vacuum by quick opening and admitting high flow of air to the system.