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Old 07-13-2015, 02:57 PM
cactassdupree cactassdupree is offline
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Wink New material

Looks like some new type of "Duct". We just have to learn to use it. By the way, Has anyone had the A/C in a building go bad before the building comes down? I think Spiral duct has come around in the last 100 years. dupree
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