4 unit building. Two bedrooms in front, two one bedrooms in back. Front and back are not connected. Wall side windows entire building. (Low E glass/ Argon gas between the panes) spray foam to underside of roof deck. Balance of 35 year Wallside warranty transfers to new owner. All basement windows are glass block. ($14,000 of windows) Water based injection foam in the walls. The logic was Stonington, Maine »