Sunday, April 6, 2008

The Eco Fair

I drove over to the great north country Eco Fair, held at the Profile High School yesterday (Saturday). The parking lot was all parked up and cars were parked up and down Rt 18 for quite a distance. It being 11 o'clock, peak hour on a Saturday, I didn't bother to look from a closer in parking space, it was too early for anyone to have left. As I walked up the long line of parked cars I took note of what people were driving. Answer: Mostly Honda and Toyota. The few Detroit made vehicles were full size 3/4 ton pickups. No Detroit sedans at all.
Inside the school gym were vendors, ecological science displays from local school children, various pitchmen, and every one from The town of Franconia. I met Martha McCleod, Ken King, Paul and Karen Foss, plus John and Maggie Starr. Clearly there is interest in saving energy, which up here means saving $3.89 a gallon furnace oil.
Products on display. Several vendors offered a neat "build an insulated concrete wall" system. Sheets of 2 inch styrofoam insulation with plastic spacer gizmos. The spacers hold the styrofoam sheets about 6 inches apart and have pockets for the rebar. Concrete is poured inbetween the two styrofoam sheets, and when it hardens presto, a poured concrete cellar with 2 inches of sytrofoam insulation both inside and out. Since concrete by itself has zero insulating value, this is an improvement.
Then the high efficiency light folks were out in force. The local power company (PSNH) was selling them at the door for $1 a piece. At that price they make sense. An ordinary 100 watt (0.1KW) light bulb lasts 1000 hours which means it burns 100 kilowatt hours over its life. At 10 cents a kilowatt hour, the ordinary bulb uses $10 worth of electricity. The compact fluorescent bulbs use only one quarter of that, so you recover the $1 price of the bulb in the first 150 hours of lighting. Then there was a kitchen appliance maker promising tremendous savings from their products. Unfortunately they did not bring samples to the show, so it was hard to get excited about them.
Then we had vendors of solar hot water heat and windmills. Not present, vendors of "solar cell on the roof" do it your self electric systems.

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