Exterior Wall Insulation Options

Use r 19 or r 21 kraft faced fiberglass insulation for two by six 2x6 walls.

Exterior wall insulation options.

You won t find a better method of installing exterior continuous insulation. Most used when framing the exterior walls of a house. Insulation for 2x6 walls. House wraps and kraft faced insulation are examples of vapor barriers that help control the amount of moisture that passes through the insulation.

It s installed over the exterior walls of the home and can have several purposes from lending structural support to helping to insulate the home. This combination ensures that the insulation is neither too loose nor too tightly packed within the walls. Current standards in most parts of the u s. Exterior foam insulation systems require the installation of between 2 and 6 inches of rigid foam insulation polyisocyanurate eps or xps on the exterior side of the wall framing.

This method is not recommended when there is currently some insulation in the wall. Structural insulated panels sips are typically made by a plastic foam rigid insulation between two structural skin surfaces such as oriented strand boards osb. Structural insulated panels sips are used in floors walls and roofs providing an extremely durable sustainable and energy efficient high performance material. Exterior foam board insulation is one of the few.

Best for interior and exterior walls in cold or humid climates especially for homes with masonry or wood walls. What are the options for radically improving their wall insulation. Below are a few methods for improving an older home s insulation levels and attaching exterior wall insulation successfully. Exterior sheathing is a board or panel that may be made of several different materials.

Exterior wall insulation options if you re a contractor or a motivated diyer looking for the most effective exterior wall insulation options insofast expanded polystyrene foam panels are affordable and durable while also being simple and straightforward to install. Structural sheathing and non structural sheathing. Call for at least r 13 exterior walls and r 38 ceilings the latter being higher because of heat s tendency to rise. Larsen trusses with cellulose or batt insulation.

If there s no insulation present you can have professional insulation contractor blow insulation into the wall cavities through small holes drilled through the exterior. After the insulation is installed the holes are filled and can be painted to match the exterior. Exterior sheathing can be loosely grouped into two categories. What is exterior foam insulation.