Allen leads Celtics' starters in big 3rd quarter
Paul Pierce finished with 17 points and the Celtics took control by outscoring the Nets 36-16 in the third.
Derrick Favors led the Nets with 16 points and Anthony Marrow had 13. New Jersey closed its preseason 3-5.
Boston coach Doc Rivers watched the game from the locker room to rest his voice, three days after a throat biopsy that came back negative. Assistant Lawrence Frank, fired by the Nets last November, ran the team.