Model 986, ARV with shut-off for manhole installation, for operating range: 0 – 250 PSI (17.2 Bar)

The Model 986 automatic air and vacuum valve with shut-off can be used as replacement valve in existing manhole. All maintenance work on this air valve can be done from the top, no manhole entering. Eliminate confined space entry, acc. to OSHA regulations.
The air valve with shut-off can be installed on 2” FNPT pipe ends.
All maintenance and repair work for this air valve set can be done from the surface, avoiding all the dangers related to manhole access.

Maximum Operating Pressure: 250 PSI (17.2 Bar)
Operating Range: 0 - 250 PSI (17.2 Bar)
Connection: 2” FNPT

Optional Features:
Special specifications for air inflow or air release only available.
Valve Maintenance:
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.

Material: Air valve body: stainless steel
Float rod/ spring: stainless steel
Float ball: POM
outlet elbow: PE 100 with stainless steel strainer
Shut-off unit: GJS 400 with Hawle epoxy powder coating, stainless steel shut-off blade
Key pipe: stainless steel
Medium Sewage
Order Nr.

Shaft Width Min

Max Pressure




Medium Weight Specification Basket
20" (508 mm) 250 PSI (17.2 bar) Stainless Steel 30" (762 mm) Thread 2" FNPT 77,16 LBS
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