have. In addition to the aesthetic appeal, the ridge vent is 100 percent efficient. Because of the one-sided lift, the SmartRidge I creates negative air pressure, like a vacuum, which pulls only the hot, moist air out of the attic. For more information, visit www.dciproducts.com or stop by booth 553.
One-Sided Ridge Vent
DCI Products
![smartf](http://www.roofingcontractor.com/ext/resources/SmartRidge-Rev-5F.gif?1329423193)
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