The fire broke out just before 7 p.m. Sunday at the building on 159 Bay Street between Bath and Benson Avenues in Bath Beach.
Two firefighters suffered minor injuries.
The cause of the fire remains under investigation.
ALSO READ | Man accused of squatting in Queens home faces judge, promises 'revelation' in case
Queens squatter faces judge and promises 'revelation' in case
----------
* More Brooklyn news
* Send us a news tip
* Download the abc7NY app for breaking news alerts
* Follow us on YouTube
Submit a tip or story idea to Eyewitness News
Have a breaking news tip or an idea for a story we should cover? Send it to Eyewitness News using the form below. If attaching a video or photo, terms of use apply.