Rooftile News: Winds Knock Down Several City Hall Roof Tiles

The city hall in Bay City of Michigan state was attacked by 50mph winds, the new roof was left with gaping holes. The roof contractor possibly takes responsibility in this issue.

Now there are holes on the roof, some tiles were damaged after a piece of wood slammed into them.

It's said that the whole roofing project on City Hall costs $1.6 million. And the roof tiles were designed to last 100 years.

According to several roof tile suppliers around the world, I have been told roof tile life is usually guaranteed within 50 years. While in this case, it proves the roof tiles City Hall use are not stable enough to against big load.

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GT Solar Receives $47.3 Million Order SDR400 CVD Reactors

GT Solar International, Inc . (NASDAQ: SOLR), a global provider of polysilicon production technology, and sapphire and silicon crystalline growth systems and materials for the solar, LED and other specialty markets, today announced that it has received a $47.3 million order from South Korea-based polysilicon producer OCI Company, Ltd. for its newest SDR™400 CVD reactors. This is OCI’s third order for GT Solar’s SDR400 CVD reactors. The new systems will be installed as the first phase of OCI’s new polysilicon capacity expansion plan, which OCI announced on December 8, 2010. The order will be included in GT Solar’s backlog for its current Q3 FY11, which ends on January 1, 2011. GT Solar SDRTM CVD Reactor Series are high volume production chambers that utilize the proven Siemens-type process technology to manufacture high quality semiconductor grade or solar grade polysilicon.

Have you ever seen this solar product

Coke Cola plastic bottles, which have been produced and recycled everyday, are given a new mission in solar energy industry. The cheap, solar-powered bulbs are actually just clear Coke Cola plastic bottles filled with a mixture of purified water and chlorine or bleach which is commonly used in household cleaning products. Each bottle is then inserted halfway into a hole made on the roof of a house. The bulb gives off light equivalent to a 55-watt electric lamp as the water inside the bottle refracts sunlight and other exterior light. Read more on Solar bottle bulbs light up Philippines suburb . It's a roof project, actually, by a student in Massachusetts Institute of Technology. Jesus, what a darn good idea!

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