Flames were seen coming through the roof and out of all the second floor windows.
No one was hurt.
The cause is under investigation.
Suffolk County police and the town of Islip Fire Marshall's office are looking into the possibility of arson.
Intense fire rips through LI home
BAY SHORE Firefighters from three surrounding departments showed up to battle the flames at 136th 5th Avenue in Bay Shore shortly after 11 p.m.
