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<br />Vacuum: Breakers <br />Atmospheric Typ~ <br />AVB <br /> <br />Atmospheric Type <br />VacuUm Breaker A VB' <br /> <br /> <br /> <br />No Control Valve <br />After A VB <br /> <br />Drain Hose threads to <br />have Vacuum Breaker <br /> <br />AtmpsphericVacuum Breaker on lawn sprinkler system must beinstalledath)ast 12 inches above highest <br />sprinklcl'outletand on the non-pressure side oftbe last control valve. <br /> <br /> <br />Lawn Sprinkler <br />Page 2 of 4 <br />