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STANDARDS AND GUIDELINES: 11. EXISTING STRUCTURES A. BuILDING MATERIALS Original exterior wall materials in the District include brick, stucco, clapboard, wood shingles and masonry block. In some instances, vinyl or aluminum siding, has been applied over the original material. Required Original exterior building materials shall be retained. Deterioration of wood materials shall be prevented through repair, cleaning and painting. 'Ilse existing architectural detail around windows, porches, doors and eaves should be retained or replaced by replicas of the same design and materials when deteriorated beyond repair. Masonry includinL, brick and stucco shall be cleaned only when necessary to halt deterioration or to remove stains, and shall be done With a method acceptable for the preservation of the surface: i.e. low pressure water and soft natural bristle brushes. When repairing stucco, only appropriate stucco mixture shall be used. Recommended Whenever possible, the original building materials should be restored. Metal or vinyl may be used as an alternative to maintaining or replacing the original surface material wher) it resembles the original surface material. When used over wood surfaces, this siding should be the same size and style as the original wood. Every effort should be made to retain the original trim around windows, doors, cornices, gables, eaves and other architectural features. Ample ventilation must be afforded the structure when aluminum or vinyl is to be installed in order to prevent increased deterioration of the structure from moisture and/or insects. Mortar joints should be repointed only when there is evidence Of Moisture problems or when sufficient mortar is missing to allow water to stand in the mortar joint. Existing mortar shall be duplicated in composition, color, texture, joint size, method of application and joint profile. C. WINDOWS AND DOORS Window and door frames are in most cases wood. Brick structures have stone sills and brick lintels. In some cases where synthetic siding has been applied. window trim has been covered. Many structures in the district have aluminum storm windows. Some houses retain wood framed storm windows, lZequired Original windows and doors including sash, lintels, sills, shutters, decorative glass, pediments, hoods and hardware shall be retained or when deteriorated beyond repair, replaced with units and trim resembling the original. Recommended Wood frame storm windows and doors, painted to match the original, should be used but should not damage existing frames. If clew sash and doors are used, the existing or original materials, design, and hardware should be used. When metal storm doors are used, they should be painted, anodized or coated to match the existing. When awnings are used they should be of canvas material. Probibited Original doors, windows, and hardware shall not be discarded when they can be restored and re -used in place. New window and door openings which would alter the scale and proportion of the building should not be introduced. Inappropriate new window and door features, such as aluminum and insulating glass combinations that require removal of the original windows arid doors, shall not be installed. Not Recommended Awnings, hoods or fake shutters made of metal, vinyl or fiberglass should not be used If they would detract from the existing character or appearance of the building, STAFF RECON111NIENDATION: Staffrecommends approval of the porch project and the installation of' the railing system on the sunroom roof. Staff recommends approval of the installation of the storm doors, garage doors and windows, Staff recommends approval of the removal of thealuminum siding to determine the condition of the original siding; and its subsequent treatment to be detennined by I Preservation Specialist. The tree StUDIPS should also be removed. Catherine D. Hostetler, Director