Heating and cooling ducts carry air all around your house, and vents often get dirty as a result of how much air flows through them. Find out if (and how) you need to clean them.
Part of establishing how well your home fares in terms of passive design is to establish how 'tight' it is. Learn more about how to test how much air leaks from your home.
The cleanliness of your vents can have an impact more than just the performance of you ventilation system; it can also impact upon your health. Cleaning your ventilation system is easy, and could do wonders for you and your home’s health
Heating ducts carry air all around your house, and vents often get dirty as a result of how much air flows through them. Find out if (and how) you need to clean them.
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Depending on your shower screen or curtain, you may also need to consider how much light will be blocked.
Another option that's likely to appear in the not-too-distant future, solar windows involve solar panel technology embedded into a building's windows. Read about where this technology currently stands.
There are many different types of heaters, and many different sorts of fuels you can use to heat your home. Find out how each compares in terms of energy efficiency and greenhouse gas emissions.