Single Chamber Triple Function Sewage Air Valve (ASW)

Air valves as self-actuated valves play an important role which is the venting of the trapped air in the main and supply lines. In these types of valves, the sewage flow activates the venting operation. Unique feature & internal components in polymer materials makes its low weight and resistant to corrosion.


Size (mm): 50-200

Pressure rating: 6-16 (bar)
Body Material: All Types of Ductile Cast Iron, Cast Steel, Stainless Steel, Copper Alloys
Float Material: All Types of Stainless Steel & Polypropylene 

Paint Coating :
Electrostatic epoxy powder (RAL 5005 or 5015) with min. thickness 250 micron.

Designed for sewage and wastewater pipeline with min. working pressure of 0.3 bar & temperature up to 70 (For other conditions on request).

Product features:
• Reliable design
• Small dimension
• Limited parts
• Sealing internal parts made by poly Ethylene (HDPE 100(
• No contact between the corrosive fluid and sealing components