Archive of posts tagged air seal
An Integrated Approach to Home Energy Improvement
As a general contractor and energy assessor, I believe understanding both the local and global impacts of energy consumption are important. As a traditional home builder I have always built with quality craftsmanship. While this served me well for many years, it was not until three years ago that I began to really explore in-depth […]
The Terry Project: Cellulose Insulation and Energy Modeling
The latest work done on Cathy’s house is the application of insulation. They have decided to use blown cellulose to fill the exterior walls and the cathedral ceiling. The cellulose insulation is expected to yield R-13 for the walls and R-38 for the ceiling. The
The Terry Project: Air Sealing, Insulation, Windows
The family room with a vaulted ceiling requires particular attention for insulation. The roof sheathing material is foil faced oriented strand boards (OSB). The foils act as a radiant barrier which will cut down the heat from the hot roof from getting into the living space. Under the radiant barriers, sheet rocks were installed leaving […]
The Terry Project: The Beginning
Cathy Terry has been living in her Pleasant Hill, California home for many years. She likes the area and expects to continue living there for many years to come. She knows she needs to update the house. One objective is to expand the family room and kitchen area so that she can look outside to […]
Comparison Of Insulation Materials
Homes should be well insulated in the attics, walls and underfloors to avoid heat loss in winter and to keep heat out in summer. The effectiveness of insulation material is measured in R value. The higher the R value, the more effective it is. Building codes in most mild climate jurisdictions require attic insulation to […]