The National Park Service provides a series of Technical Preservation Briefs that cover a variety of topics to assist historic property owners with the care and maintenance of their properties.

Read Technical Preservation Briefs:

  • Assessing Cleaning and Water-Repellent Treatments for Historic Masonry Buildings
  • Repointing Mortar Joints in Historic Masonry Buildings
  • Conserving Energy in Historic Buildings
  • Roofing for Historic Buildings
  • The Preservation of Historic Adobe Buildings
  • Dangers of Abrasive Cleaning to Historic Buildings
  • The Preservation of Historic Glazed Architectural Terra-Cotta
  • Aluminum and Vinyl Siding on Historic Buildings: The Appropriateness of Substitute Materials for Resurfacing Historic Wood Frame Buildings
  • The Repair of Historic Wood Windows
  • Exterior Paint Problems on Historic Woodwork
  • Rehabilitating Historic Storefronts
  • The Preservation of Historic Pigmented Structural Glass (Vitrolite and Carrara Glass)
  • The Repair and Thermal Upgrading of Historic Steel Windows
  • New Exterior Additions to Historic Buildings: Preservation Concerns
  • Preservation of Historic Concrete: Problems and General Approaches
  • The Use of Substitute Materials on Historic Building Exteriors
  • Architectural Character: Identifying the Visual Aspects of Historic Buildings as an Aid to Preserving Their Character
  • Rehabilitating Interiors in Historic Buildings : Identifying Character-Defining Elements
  • The Repair and Replacement of Historic Wooden Shingle Roofs
  • The Preservation of Historic Barns
  • Repairing Historic Flat Plaster: Walls and Ceilings
  • The Preservation and Repair of Historic Stucco
  • Preserving Historic Ornamental Plaster
  • Heating, Ventilating, and Cooling Historic Buildings: Problems and Recommended Approaches
  • The Preservation of Historic Signs
  • The Preservation and Repairs of Historic Log Buildings
  • The Maintenance and Repair of Architectural Cast Iron
  • Painting Historic Interiors
  • The Repair, Replacement, and Maintenance of Historic Slate Roofs
  • The Preservation and Repair of Historic Clay Roof Tiles
  • Mothballing Historic Buildings
  • Making Historic Properties Accessible
  • The Preservation and Repair of Historic Stained and Leaded Glass
  • Applied Decoration for Historic Interiors: Preserving Historic Composition Ornament
  • Understanding Old Buildings: The Process of Architectural Investigation
  • Protecting Cultural Landscapes: Planning, Treatment and Management of Historic Landscapes
  • Appropriate Methods of Reducing Lead-Paint Hazards in Historic Housing
  • Removing Graffiti from Historic Masonry
  • Holding the Line: Controlling Unwanted Moisture in Historic Buildings
  • Preserving Historic Ceramic Tile Floors
  • The Seismic Retrofit of Historic Buildings: Keeping Preservation in the Forefront
  • The Maintenance, Repair and Replacement of Historic Cast Stone
  • The Preparation and Use of Historic Structure Reports
  • The Use of Awnings on Historic Buildings: Repair, Replacement and New Design
  • Preserving Historic Wooden Porches
  • The Preservation and Reuse of Historic Gas Stations
  • Maintaining the Exterior of Small and Medium Size Historic Buildings