20 Amp AFCI/GFCI Dual Function Circuit BreakerThe Dual Function Circuit Breaker combines Class A 5mA GFCI and Combination Type AFCI, protecting against both Arc Faults and Ground Faults. This, along with the new Self Test feature, makes it the first in class in electrical safety for homeowners. The 2014 National Electrical Code (NEC) requires both Arc Fault and Ground Fault protection on kitchen and laundry circuits. Before the release of Dual Function Circuit Breakers, the only option to comply