Exterior Wall Insulation Options

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.

Exterior wall insulation options. This method is not recommended when there is currently some insulation in the wall. This combination ensures that the insulation is neither too loose nor too tightly packed within the walls. 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. Use r 19 or r 21 kraft faced fiberglass insulation for two by six 2x6 walls.

Insulation for 2x6 walls. After the insulation is installed the holes are filled and can be painted to match the exterior. Below are a few methods for improving an older home s insulation levels and attaching exterior wall insulation successfully. Larsen trusses with cellulose or batt insulation.

You won t find a better method of installing exterior continuous insulation. 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. 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.

Structural insulated panels sips are used in floors walls and roofs providing an extremely durable sustainable and energy efficient high performance material. Structural insulated panels sips are typically made by a plastic foam rigid insulation between two structural skin surfaces such as oriented strand boards osb. 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. Current standards in most parts of the u s.

Exterior sheathing is a board or panel that may be made of several different materials. Best for interior and exterior walls in cold or humid climates especially for homes with masonry or wood walls. What is exterior foam insulation. 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.

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. Call for at least r 13 exterior walls and r 38 ceilings the latter being higher because of heat s tendency to rise. Exterior foam board insulation is one of the few. Some newer homes may have walls built with 2x6 studs.