They are also used as vents in water and heating installations and as draining valves in compressed air tanks.
ZOAg – Ammonia vent valve, threaded end.
ZOAp – Ammonia vent valve, plain end (to be welded on).
ZOXg – Freon vent valve, threaded end.
ZOXp – Freon vent valve, plain end (to be welded on).
Working parameters:
Working pressure: 25 bar, temperature range: – 40ºC / +150ºC.
Working medium: ammonia, freons, LPG, air and others.