Jake Guentzel scored an empty-net goal to put the game out of reach as the Penguins beat the Canadiens 3-1 inside the bubble in Toronto.
Matt Murray made 26 saves in the win.
Sidney Crosby and Jason Zucker both scored as the Pens evened the series at one-game-apiece.
Game Three is set for Wednesday.
(Photo by Andre Ringuette/Freestyle Photo/Getty Images)