The Maine State Fire Marshal arrested a Harrington man on Tuesday after he allegedly destroyed a home with an incendiary device and concealed the cause from investigators. [RELATED: Belfast Man Charged with Arson After Basement Fire…]On July 17, the Maine Forest Service and Harrington Fire Department called the Fire Marshal to assist with an investigation into the cause of a structure fire at 1230 Main Street in Harrington. The investigation revealed that the fire was actually caused by an incendiary device, not by accidental outdoor burning. Investigators then obtained an arrest warrant for Arthur Langly, 75, of Harrington. He was arrested in Columbia, Maine, on Tuesday and charged with arson and reckless conduct.