The Vancouver Fire-Arson Team is looking for information relating to a fire that occurred Aug. 26 at 605 N.E. 92nd Ave.
Investigators now believe the fire was set intentionally, Vancouver police spokeswoman Kim Kapp said.
The house, which was heavily damaged, is owned by PeaceHealth and was being used as office space.
Anyone with information on the fire should call Sgt Greg Raquer at 360-487-7454.
