A see-thru body—so you’ll know when it’s working
Now you can literally see what you’ve been missing—the early warning signs of a system problem. Since you’ll know the operating condition of the air vent, you won’t have to waste time and money scheduling maintenance that isn’t needed. In other words, you will be able to react to a condition before it becomes a problem.
A simple ball-float mechanism requiring no electricity to operate, the Armstrong 1-AVC discharges automatically only when air or gas is present. That means no liquid loss, as with manual venting.