Home Energy magazine Volume 12, No. 6 November/December 1995

Departments Editorial Moisture and Energy Conservation Letters Conservation Clips Trends Drawbacks of Powered Attic Ventilators Researchers Approach Builders on Duct Location DOE Proposes Guidelines for Home Energy Ratings Will California Do Its Own Thing? Computing Commuting into Mortgages? A roof deck and rafters darkened by rot show that this attic has severe moisture problems. Do you have questions or comments? Email Home Energy magazine at contact@homeenergy.org

Feature Articles Fundamentals of Moisture in Houses by Joseph Lstiburek and John Carmody Moisture can be one of the most vexing areas of building science to diagnose. However, a basic understanding of the principles involved can help a novice sleuth develop a strategy for finding and combating moisture problems. The History of the Blower Door by Abba Anderson Perhaps no piece of equipment has changed the way energy professionals look at buildings more than the blower door. Over the past 15 years, entire diagnostic procedures have evolved around this relatively simple device that can make subtle, but measurable, changes in house pressures. Remodeling Bathrooms: Let the Energy Savings Flow by David Johnston Bathroom remodeling offers a wide range of opportunites to conserve energy, from installing efficient showerheads and faucet aerators to air sealing and insulating around the bathtub. Air Sealing in Occupied Homes by David Keefe Over the last decade, many new techniques have evolved for improving the airtightness of existing homes. With the increased ability has come the responsibility to be comprehensive. Oh, How I Wish You Could Have Seen ISH! by Dan Holohan A tour of the ISH (International Sanitation and Heating) fair in Frankfurt, Germany, last March reveals an Oz of plumbing and heating.