![Master Flow DA1218W Dual Louver, 20-1/2 in L, 14-1/2 in W, Aluminum, White [SKU: ORG6247100]](https://cdn11.bigcommerce.com/s-er447ou6zb/images/stencil/600x600/products/34407/33077/6247100__19238.1683068801.jpg?c=1 "Master Flow DA1218W Dual Louver, 20-1/2 in L, 14-1/2 in W, Aluminum, White [SKU: ORG6247100]")
Product Overview
One-piece aluminum central louver panel construction with pre-punched louvered vanes. Designed for flush or recessed mounting. [QTY/UOM: 1EA / 1EA] [PMS SKU: ] [Category: VENTILATION PRODUCTS/LOUVERED GABLE VENTS;Shop All]
![Master Flow DA1218W Dual Louver, 20-1/2 in L, 14-1/2 in W, Aluminum, White [SKU: ORG6247100]](https://cdn11.bigcommerce.com/s-er447ou6zb/images/stencil/1280x1280/products/34407/33077/6247100__19238.1683068801.jpg?c=1 "Master Flow DA1218W Dual Louver, 20-1/2 in L, 14-1/2 in W, Aluminum, White [SKU: ORG6247100]")
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Master Flow
![Master Flow DA1212W Dual Louver, 14-3/4 in L, 14-1/2 in W, Aluminum, White [SKU: ORG6247092]](https://cdn11.bigcommerce.com/s-er447ou6zb/images/stencil/500x659/products/34406/33076/6247092__98837.1683068801.jpg?c=1 "Master Flow DA1212W Dual Louver, 14-3/4 in L, 14-1/2 in W, Aluminum, White [SKU: ORG6247092]")
Master Flow
![Master Flow DA1212 Dual Louver, 14-3/4 in L, 14-1/2 in W, Aluminum, White, Mill [SKU: ORG6246821]](https://cdn11.bigcommerce.com/s-er447ou6zb/images/stencil/500x659/products/34401/33071/6246821__18502.1683068798.jpg?c=1 "Master Flow DA1212 Dual Louver, 14-3/4 in L, 14-1/2 in W, Aluminum, White, Mill [SKU: ORG6246821]")
Master Flow
![Master Flow DA1824W Dual Louver, 26-3/8 in L, 20-1/2 in W, Aluminum, White [SKU: ORG6247365]](https://cdn11.bigcommerce.com/s-er447ou6zb/images/stencil/500x659/products/34409/33079/6247365__19710.1683068802.jpg?c=1 "Master Flow DA1824W Dual Louver, 26-3/8 in L, 20-1/2 in W, Aluminum, White [SKU: ORG6247365]")
Master Flow
![Master Flow SSB960AW Roof Louver, 18 in L, 20-1/2 in W, Aluminum, White [SKU: ORG6247654]](https://cdn11.bigcommerce.com/s-er447ou6zb/images/stencil/500x659/products/34439/33109/6247654__19020.1683068818.jpg?c=1 "Master Flow SSB960AW Roof Louver, 18 in L, 20-1/2 in W, Aluminum, White [SKU: ORG6247654]")
Master Flow