You’re good to go! You’re likely to see switches for three different types of circuit breakers in a panel-single pole, double pole and ‘tandem.’ Single-pole breakers feed 120-volt circuits ...

Translation: It only has 10 spaces for full-size one-inch circuit breakers, but it will accommodate 10 tandem breakers, giving you 20 circuits. "Guess what? AFCI, GFCI and two-pole breakers for ...