Exterior Wall Insulation Options

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.

Exterior wall insulation options.

You won t find a better method of installing exterior continuous insulation. What is exterior foam insulation. This combination ensures that the insulation is neither too loose nor too tightly packed within the walls. Exterior foam board insulation is one of the few.

Use r 19 or r 21 kraft faced fiberglass insulation for two by six 2x6 walls. Most used when framing the exterior walls of a house. Larsen trusses with cellulose or batt insulation. Structural sheathing and non structural sheathing.

House wraps and kraft faced insulation are examples of vapor barriers that help control the amount of moisture that passes through the insulation. As a rule the better a material performs the more it costs though some products are expensive simply because they occupy a tiny sliver of the market and can t offer the economies. Some newer homes may have walls built with 2x6 studs. After the insulation is installed the holes are filled and can be painted to match the exterior.

Current standards in most parts of the u s. Call for at least r 13 exterior walls and r 38 ceilings the latter being higher because of heat s tendency to rise. 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. Below are a few methods for improving an older home s insulation levels and attaching exterior wall insulation successfully.

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. What are the options for radically improving their wall insulation. Exterior sheathing is a board or panel that may be made of several different materials. A larsen truss wall is one with engineered i joists attached to the outside of a stud or brick wall which then creates a cavity that can be filled with additional insulation.

Best for interior and exterior walls in cold or humid climates especially for homes with masonry or wood walls. Structural insulated panels sips are typically made by a plastic foam rigid insulation between two structural skin surfaces such as oriented strand boards osb. Exterior sheathing can be loosely grouped into two categories. Insulation for 2x6 walls.