The siding of the building at the Algonquin Sub Shop caught fire after the owners tried thawing frozen pipes, fire officials said.
The Algonquin-Lake in the Hills Fire Protection District was dispatched at 12:05 p.m. on Tuesday to a report of a structure fire at the Algonquin Sub Shop, 105 Filip Road. Firefighters arrived at 12:10 p.m. and found a fire on the exterior of the building that had spread to the inside of the building.
Fire officials said that crews initiated an “aggressive attack and quickly extinguished the flames.” The fire was declared out at 12:27 p.m.
Authorities said that the fire started when the owners were trying to use a propane heating device to thaw water pipes.
The Algonquin-Lake in the Hills Fire Protection District was assisted by Crystal Lake Fire Department, Carpentersville Fire Protection District, Fox River Grove Fire Protection District, and Huntley Fire Protection District.
A damage estimate is not yet available. The restaurant is closed because of the smoke damage and it is unknown when it will be re-opened.