The Main Street Exchange Building. Renovated to the frame, both in and out, in 1999. This 3 story building is located in Downtown Danielson with 15,000 square feet of retail, office and apartment potential. Plumbing, heating and electrical all replaced. Double sprinkler system on all 3 floors, central alarm. First floor occupied by 4 tenants, second floor by 2 tenants and 3rd floor partially finished. The third floor potential income is not considered in the gross income. Elevator serves all 4 levels. Municipal parking owned and maintained by The Town of Killingly.