Categories
Home life

Insulation is back in my roof (just in time for winter, it seems)

Well, I’m getting there. Last week I had a ceiling fan installed in the livingroom. It’ll help on hot days, and because I have ceiling ducted heating, also helps distribute heat better on cold days as well. To do this, the old light fitting was removed. I’m hoping it might be worth something — I […]

Categories
Going green

When not to use CFLs

Letter the other week in The Age: Not worth the cost AM I the only person having trouble with expensive ”green globes” alleged to last 10,000 hours? Used eight hours a day, a globe should last more than three years. I have replaced the globe in one lamp four times already this year. I want […]

Categories
Going green

CFLs

Lights again. I seem to have reached the point where the first of my compact fluorescent light globes are starting to be replaced. Many of them I installed about two years ago, and most in the house are still going strong. The three that have expired get switched on generally for only short periods of […]

Categories
transport

LED traffic lights

If you’ve wondered about the LEDs being increasingly used for traffic lights, apparently they use 60% less energy. They also last about ten times longer than conventional bulbs. I assume the design, which includes a whole bunch of individual LEDs, also allows for some redundancy, so some can fail but the entire light doesn’t stop […]