At about 13:15 hrs. a Box  was transmitted to 1288 Veterans Hwy for a Building fire.  44 pd arrived onscene reporting a building with smoke showing. C-21 arrived onscene and reported a office building with smoke showing from the roof. With this report Rescue 31 was added for RIT. Fire was found on the sofit of the attic and placed under control within minutes. The Rescue took up in 30 Min's.