The Model 986 automatic air and vacuum valve set consists of a polyethylene (PE) shaft with shut-off and an ARV, replacing other complex and expensive manhole constructions. Eliminate confined space entry, acc. to OSHA regulations.
The set can be installed on sewage pipes by use of a double strap saddle.
All maintenance and repair work for this air valve set can be done from the surface, avoiding all the dangers related to manhole access.
Medium: Potable Water, Waste Water
Maximum Operating Pressure: 250 PSI (17.2 Bar)
Operating Range: 0 - 250 PSI (17.2 Bar)
Special specifications for air inflow or air release, only. Stainless steel valve body on request.
Close shut-off valve. The valve is provided with two flushing connections reaching up to the cover. By connecting flushing lines minor dirt in the valve can be flushed out quickly and easily. Only in case of major dirt bodies the valve must be opened and cleaned manually.