Energy Efficiency

Graham Harris

Mar 2, 20202 min read

Has my improved attic insulation actually reduced my carbon footprint? (A follow-up)

Last June I posted a blog about getting my attic insulation upgraded. You can read the full blog post here, but as a quick reminder, I...

Graham Harris

Jun 11, 20193 min read

Has my improved attic insulation actually reduced my carbon footprint?

You may be thinking about upgrading the energy efficiency of your building – your home or office, for example – to be more comfortable,...

Graham Harris

Mar 1, 20192 min read

The world's most efficient light.

Fireflies are an amazing insect. There are thousands of species of them - none of which are actually flies (they are beetles) and none...