Abstract: A method of reinsulating concrete block homes is provided in which the exterior of the cement block structure is first furred out vertically, high density polystyrene board is then applied horizontally, the butting edges of styrene board being glued, all outside and inside corners are reinforced with lath and otherwise capped, chicken wire or other support is fastened over the styrene board, and then a polymerically bonded concrete mixture is applied to the exterior surface to bond the polymerically bonded concrete mixture to the childen wire and the exterior of the styrene board to form a strong attractive shell with a thermal barrier capable of substantially saving on heat loss of the home.