2003
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Columbia introduces a standardized skylight Special Order program with simplified pricing for prepaid shipment of one skylight to anywhere in Canada. |
2006
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Columbia introduces Rigid Sun Tube skylight product line in three sizes in both angle and flat base design. |
2007
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Columbia launches a choice of architectural colors for all of its standard size skylight product lines. Columbia skylight product lines are certified for Energy Star® program in Canada. |
2008
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Columbia skylight products are certified for Energy Star® program for all zones within in the United States. |