Construct Roofs and Attics for Ice Dam Prevention Description Guide describing how ice dams form and how roofs can be constructed to prevent them.
Roof Eaves Sealed with Self-Adhering Membrane in Cold Climates Description Guide describing how to apply heavy membranes at eaves in cold climates to help guard against ice dams.
Water Managed Roof – Re-roofing and Adding Insulation Over a Sloped Roof Description Guide describing how to re-roof an existing home with a sloped and add insulation above the roof deck.