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2 in. Overfill Prevention Valve
2 in. Overfill Prevention Valve
2 in. Overfill Prevention Valve
One Year Manufacturer Warranty

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Clay & Bailey 01228-03-2200 2 in. Overfill Prevention Valve

with 2 in. Cam Adaptor

Ships From Manufacturer

Select Model & Quantity:

Model # Description Price Qty
01228-03-2200 with 2 in. Cam Adaptor $579.58
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Clay & Bailey - 01228-03-2200 - 2 in. Overfill Prevention Valve

Clay & Bailey introduces the solution to the problems of:

  • Restricted height GenSet Tanks with storage capacity
  • Installing an overfill Prevention Valve into a 2 in. opening
  • Preventing expensive overfilling of ASTs
  • Unreliable whistle/vent alarms

The #1228-03-2200 2 in. Overfill Prevention Valve have these outstanding design features:

  • Installs in a 2 in. NPT (1228-03-2200 model or
  • Accepts pressure delivery of product
  • Provides GenSet tanks with large fuel storage capacity at shutoff height
  • Provides positive shut off of fuel
  • Retro-fits to an existing AST
  • Mechanical in operation?no user interface required
  • Compatible with fuels (Consult factory for your specific product)
  • Minimum 5 PSI operating pressure required
Typical Shut Off Heights and Capacities of Aboveground Storage Tanks

Configuration: 2 in. Opening; direct installation into weld flange; single wall top of tank

AST Style AST Height Shut Off Height % Capacity
Rectangle 32 in. 29 in. 90%
Rectangle 34 in. 31 in. 91%
Rectangle 36 in. 33 in. 92%
Rectangle 42 in. 39 in. 93%
Rectangle 48 in. 45 in. 94%
Rectangle 54 in. 51 in. 95%
Rectangle 60 in. 57 in. 95%


Configuration: 2 in. Opening; direct installation into weld flange; single wall top of tank

AST Style AST Height Shut Off Height % Capacity
Round 32 in. 29 in. 95%
Round 34 in. 31 in. 95%
Round 36 in. 33 in. 95%
Round 42 in. 39 in. 95%
Round 48 in. 45 in. 97%


Configuration: 2 in. Opening; direct installation into weld flange; single wall top of tank

AST Style AST Height Shut Off Height % Capacity
Obround 27 in. x 44 in. 41 in. 95%
Important Information for the Filling Operation
  1. Always use a liquid tight connection for filling an AST
  2. Product surge/wave action may occur during filling of an AST
  3. Always consult the factory for installation configurations

The #1228-03-2200 is designed for use with gasoline, diesel, #2 heating oil and other lightweight liquids. Always consult the factory for approval to use these overfill prevention valves in any other type of product.