Argon-filled double-pane window. | |||
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Argon-filled double-pane window. Inexpensive insulated double-page windows are often filled with argon gas because it's cheap and helps a bit to increase the insulating properties of the window. It leaks out after a few years. Source: Hardware Store Contributor: Theodore Gray Acquired: 28 February, 2009 Text Updated: 1 March, 2009 Price: $30 Size: 12" Purity: 80% | |||
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