Questions about: energy-efficiency

We have an indoor geyser but are considering moving this outdoor to save space. We live in a Mediterranean climate with a cold winter day being 5°C (41°F) and summer temperatures generally ranging from 20-25°C (68-77°F). I imagine that the inside tem
If you're getting your roofing materials replaced and the roof decking exposed, you have a golden opportunity! What you could do is add several inches (4+", preferably 6+") of roofing polyiso over the exposed roof decking (no need to remove it unless
I'm preparing to insulate my attic and need to know how much is necessary and how much weight the ceiling can support. I live in San Diego (mild/warm climate). The house was built in 1969
What I am looking for? I am trying to find a source which is stating typical heat loss coefficient of a thermal energy storage or a buffer tank. Problem Most of the resources I've found so far, rather than stating the heat loss rate in the format of
I have a large (860 sq. ft. ) attic that is uninsulated
When considering the lights that you use in your building, it’s easy to think first about cost or energy usage — and forget about the impact the lights have on its inhabitants. The light’s color rendering index and color temperature are important fac
Home energy performance rating charts Energy Performance Certificates (EPCs) were introduced in England and Wales on 1 August 2007 as part of Home Information Packs (HIPs) for domestic properties with four or more bedrooms. Over time this requirement
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