Air Sealing Issues drafts and other air leaks in your home.(Note: The information below was provided to me to use on my website and has been authorized by Amerispec home inspection services of Mississauga) Back to main index for home inspections General Industry topics related to Homes, home inspectors and home inspection issuesAir Sealing Issues"I live in an older home. My heating bills have been high and I notice cold, uncomfortable drafts at several locations in my home. How can I reduce my heating bills and create a more comfortable climate in my home?" High heating bills are commonly caused by:
Low insulation levels in the walls and ceilings. Heat flows from the inside of your home to the outside during colder months. The barrier between the interior heated portion of your home and the outside or unheated portions of your home (i.e. most attics and garages) is called a "thermal envelope". The more insulation you have in your walls and ceilings (thermal envelope), 3. --------------------------------------------------------------------------------
Excessive leakage through the buildings thermal envelope. In an older house, sealing the thermal envelope of a building (described in point 3 on the previous page) was often ignored because minimizing "drafts" or "excessive air leakage" simply wasn’t a significant consideration at the time of construction. In the past 20-25 years, the issue of home comfort has gained relevance among the public and construction techniques have been improved to minimize excessive air leakage. The newer construction techniques used to minimize excessive air leakage include using improved building materials and tightening or sealing the buildings thermal envelope more effectively during original construction. Many leaky, older houses naturally achieve 1.0 air change per hour on cold winter days. In other words, the house Have you ever heard of or been confused by the term "RSI-value" when on the topic of insulation? An RSI-value is simply the metric equivalent of an R-value; to obtain an RSI value, divide the R-value by 5.6.
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This GUIDE TO HOME INSPECTION was prepared by the
leading network of property and home inspection services in North America, AmeriSpec of Canada. For further information, please visit us at
www.amerispec.ca
or call
1-800-263-5928.
The home inspection benefits all parties involved in the real estate transaction. For further information or to arrange an inspection with a qualified home inspection company, consult your local real estate professional.
in closing...
For more information on house inspection issues, please contact Amerispec Home Inspection Services
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