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SmartVent manufactures the best foundation vents that offer modern versatility. These foundation vents are engineered with superior quality! 9 Brothers Building Supply is a distributor for SmartVent.

Our line of wet floodproofing engineered flood vents are currently providing over 100 million sq. ft. of flood protection around the world today. Not only are we the worldwide leading manufacturer in foundation flood venting systems but also ICC-ES certified, FEMA Accepted, and American made.