Interior Brick Wall Insulation

Very old brick homes often have no space to add insulation as the plaster was applied directly to the brick wall.

Interior brick wall insulation.

Foam insulation is often sprayed in through holes in the interior walls that must then be filled and re painted. In a perfect world you would be able to unscrew invisible bolts remove drywall panels install insulation and reinstall the panels our less than perfect world of permanently attached wallboard means time consuming hacking away of gypsum individually removing drywall screws or nails installing r 13 or greater fiberglass roll insulation and re installing the drywall. A recent building science corp. The interior walls are plaster lathed directly against the brick with no insulation in between.

Most brick walls are covered on the inside to not only give the wall a finished look but to add insulation and reduce drafts through gaps in the mortar. Internal wall insulation involves the application of insulation to the interior face of external walls in order to improve the thermal performance of the property. Insulating the interior of a solid brick wall can be problematic for two reasons. The thin furring strips that hold the inside walls to this material leaves little room for insulation.

One common method for insulating the interior of solid masonry walls is to build a 2x4 frame wall in front of the brick and fill it with insulation. How to insulate an older brick home can be a challenge. Here are the steps. Fortunately we have blown in insulation in the attic that is functioning.

If furring strips were nailed to the inner masonry there is only a narrow 3 4 inch space to add insulation. Covering up the brick. From the interior remove any drywall plaster or lath that is covering the brick wall. Outer walls may be 4 inch thick bricks with inner walls of concrete brick or cinder block that is also 4 inches thick.

Exposing a small wall may not affect your heating bill much but exposing a large wall or multiple walls is going to reduce the energy efficiency of your home. Article on insulating brick bearing walls says that insulating on the interior with cellulose if ok in a hot humid climate brick should have a fluid applied 10 perm air water barrier coating on the inside face of the brick. There are four main methods of installation the most common but not always the most effective is building a new stud wall to which insulation can be added.