Exterior Wall Insulation Details

Adding extra insulation to the exterior walls of an older home when renovating or remodeling is a great way of improving a home s walls thermal performance and reducing energy use while reducing heating bills carbon footprint and improving a building s comfort level.

Exterior wall insulation details. Added created with sketch. Drill holes in the sheathing and blow insulation into the empty wall cavity before installing the new siding and. Exterior insulation and finish systems eifs or external thermal insulation composite systems etics as they are also known are proprietary multi layered exterior wall systems that are increasingly popular with architects and owners because they improve energy savings reduce costs and provide tremendous design versatility. Our insulation provides a range of products and solutions for exterior wall systems such as rainscreen cavity wall exterior continuous insulation curtain wall wood frame and metal frame constructions.

Top it off by sealing the corners with wide pieces of flashing membrane. This places the thermal mass inside the insulation layer. Exterior insulation keeps masonry directly in contact with the interior conditioned air providing the most thermal mass benefit of the three insulation strategies. Figures 2 14 and 2 15 show interior insulation options.

Add r5 to r6 insulative wall sheathing beneath the new siding. Whenever exterior siding is removed on an uninsulated wood frame wall. Outie window details for walls with thick exterior insulation. It may look easy to go buy some packs of rigid insulation panels down at the.

Do this in conjunction with fixing exterior wall problems that caused the dampness in the first place. Included in this group of details are variations in construction systems use of insulation under the slab and approaches to insulating rim joists. Figures 2 11 through 2 13 show configurations with insulation on the exterior surface of basement walls. Perimeter wall insulation you can achieve a notable reduction in the energy consumption of a structure by insulating above grade exterior walls and the interior of foundation walls with energy saving owens corning insulation products which help to minimize heat loss or.

The insulation is then taped to the window bucks as are the seams. The bottom is left open to drain and sealed inside with low expansion foam or sealant. Remove and dispose of that old insulation and install new insulation. Often you may have insulation in the walls but the insulation has become moldy and damp over the years greatly reducing its effectiveness.

For the outside facing walls of your home. How to insulate house walls from the outside. As these walls are your home s first line of defense it s important that the insulation you use accounts for all of the changing weather.