Archive of posts tagged ventilation
Remodeling with Passive House Approach
Kevin Stamm, general contractor based in San Francisco, wanted to apply many of the Passive House techniques to achieve high degree of energy efficiency when he started to renovate his home. While the project is still work in progress, he offered to pass his learnings along. He hosted a tour of his project on March […]
How Do You Test If Your Firewood Is Ready To Burn
To get the most heat and least amount of pollutants from firewood, it is best to use dry wood. There are four simple steps to drying firewood: split, stack, cover, store. Firewood should be seasoned for at least six months before burning – hard wood for a year. It should be split, stored outdoors off […]
Keep Your Firewood Burning Hot, But Not Smoking
Wood burning fireplaces and stoves are popular. They not only provide heating but they also create a cozy ambience that most people enjoy. However, it is important to use the right firewood and to use them right to maximize the heating benefit and minimize health hazards. When firewood burns, it generates smoke which is a […]
Is Your House Leaky?
Have you ever felt drafty in some rooms in your house? The draft can be coming through some hidden gaps or holes in your house. Most homes have gaps and holes in the ceiling, floors and exterior walls that let a lot of cold air into the house in the winter and warm air in […]
Progressing Toward Air Sealing Goal
This house was so leaky that before any air sealing and insulation, the blower door could not be operated to reach 50 pascal pressure difference, which is the standard to measure air leakage. Tom and his team took a series of steps. Using the blower door along the way to measure the result of each […]
Heat Pumps Installed and Operational
In earlier blogs we talked about sizing and selecting two heat pumps for the house. Here are some pictures showing the completed installation of these two heat pumps. The outdoor units are mounted on the side of the house. One indoor unit is placed at one end of the downstairs living room, the other at […]
California 2013 Building Energy Code To Become Effective
The California Energy Commission started issuing building energy efficiency standards (codified in Title 24, Part 6 of the California Code of Regulations) since 1978. Updates are made periodically as newer technologies and products become available, and new energy efficiency requirements change. The latest version, commonly known as the 2013 Title 24, was recently completed and […]
How To Properly Size A Furnace For Your Home
Winter is around the corner. If you are planning to replace your old furnace make sure you size it correctly. A right size furnace can save you money and energy to run the system. The furnace also lasts longer. Many HVAC (Heating Ventilation Air Conditioning) contractors use conventional rule of thumb to size furnaces and […]