Sunday, September 18, 2011

Solar heat resisting glass

  • Ordinary glass can only block long wave solar radiation from passing through 
  • But allow short wave solar radiation through objects on which solar radiation falls reradiates the heat . 
  • Used in Hot House or Green House . 
  • Act mainly by either reflection or absorption . 
  • Therefore is used to reduce the cost of air conditioning and reduce sun glare .

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