Product description
The protective function of air valves is in generally demonstrated by:
- Major quantity of air is released through the air valve when filling the pipeline;
- Influx of air through the air valve preventing the occurrence of the vacuum effect when discharging the pipeline system;
- Releasing smaller quantities of air (bubbles) accumulating at the highest points of the pipeline during normal operation of the system.
The range includes three versions:
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They are made from ductile alloy with two-side epoxy protection with a thickness of at least 250 microns, stainless steel and high quality plastics (policy).
The operation of the air valve is shown on the images below (discharge and filling).