All work is to occur in and on the two-story rear enclosed porch only: on the first floor, replace existing windows with new jel-win double hung windows in this sun room; on the second floor, directly above existing sun room, winterize by building walls on three sides to enclose existing porch with existing roof ceiling. Windows will be added to its north and east elevations. One electrical outlet will be added to each of new walls east, north and south and a ceiling electrical fixture box will be added for a light, which will have a switch added on the south wall. R-49 will be in ceiling and r- in walls, which will be constructed of 2 x 6 structural wood. Wood walls will be anchor bolted to existing concrete slab floor. All windows are in rear and are similar to existing windows on east elevation and have been discussed with dcra hr