Energy Efficiency is the Way to Go Ahead
March 2nd, 2010 by
Double glazing is used in glass-paned windows, doors and conservatories as a means to insulate from draught, heat and cold, sound and direct sunlight. Double glazing uses two panes of glass with a sealed gap, creating a dead air space, providing thermal insulation.
Source:Energy Efficiency is the Way to Go Ahead
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