Montgomery County Fire and Rescue units were called to a townhouse fire in the North Potomac area of Gaithersburg Tuesday morning.
Units arriving at the townhouse in the 11100 block of Captains Walk Court and found heavy smoke coming from the basement and called for a second alarm.
Fire officials said the fire started in the basement of the townhouse and spread to the rest of the house.
Pictures from Chopper4 showed most of the vinyl siding on the back of the house had melted away.
There have been no reports of injuries, and the cause of the fire is under investigation.
Stay with News4 and nbc4.com for complete coverage.
Copyright 2006 by nbc4.com. All rights reserved. This material may not be published, broadcast, rewritten or redistributed.