![Master Flow LW1L Foundation Vent, 16 in W, 8 in H, 50 sq-in Net Free Ventilating Area, Aluminum [SKU: ORG8366999]](https://cdn11.bigcommerce.com/s-er447ou6zb/images/stencil/600x600/products/34412/33082/8366999__79482.1683068805.jpg?c=1 "Master Flow LW1L Foundation Vent, 16 in W, 8 in H, 50 sq-in Net Free Ventilating Area, Aluminum [SKU: ORG8366999]")
![Master Flow LW1L Foundation Vent, 16 in W, 8 in H, 50 sq-in Net Free Ventilating Area, Aluminum [SKU: ORG8366999]](https://cdn11.bigcommerce.com/s-er447ou6zb/images/stencil/1280x1280/products/34412/33082/8366999__79482.1683068805.jpg?c=1 "Master Flow LW1L Foundation Vent, 16 in W, 8 in H, 50 sq-in Net Free Ventilating Area, Aluminum [SKU: ORG8366999]")
Product Overview
Master Flow foundation vents help to remove damaging moisture that can lead to mold growth and structural decay in the foundation area of the home. [QTY/UOM: 1EA / 1EA] [PMS SKU: ] [Category: VENTILATION PRODUCTS/FOUNDATION VENTS;Shop All]
![Master Flow LW1 Foundation Vent, 50 sq-in Net Free Ventilating Area, Aluminum [SKU: ORG8366957]](https://cdn11.bigcommerce.com/s-er447ou6zb/images/stencil/500x659/products/34411/33081/8366957__25401.1683068804.jpg?c=1 "Master Flow LW1 Foundation Vent, 50 sq-in Net Free Ventilating Area, Aluminum [SKU: ORG8366957]")
![Master Flow 500 Foundation Vent, 28 sq-in Net Free Ventilating Area, Aluminum [SKU: ORG8367658]](https://cdn11.bigcommerce.com/s-er447ou6zb/images/stencil/500x659/products/34413/33083/8367658__44715.1683068805.jpg?c=1 "Master Flow 500 Foundation Vent, 28 sq-in Net Free Ventilating Area, Aluminum [SKU: ORG8367658]")
![Master Flow BVSII Foundation Vent, 15-3/8 in W, 8 in H, 73 sq-in Net Free Ventilating Area, Aluminum [SKU: ORG6161400]](https://cdn11.bigcommerce.com/s-er447ou6zb/images/stencil/500x659/products/34414/33084/6161400__19424.1683068806.jpg?c=1 "Master Flow BVSII Foundation Vent, 15-3/8 in W, 8 in H, 73 sq-in Net Free Ventilating Area, Aluminum [SKU: ORG6161400]")
![Master Flow FVRABL Automatic Foundation Vent, 16 in W, 8 in H, 57 sq-in Net Free Ventilating Area, Polyethylene [SKU: ORG0359455]](https://cdn11.bigcommerce.com/s-er447ou6zb/images/stencil/500x659/products/34360/33030/0359455__37816.1683068774.jpg?c=1 "Master Flow FVRABL Automatic Foundation Vent, 16 in W, 8 in H, 57 sq-in Net Free Ventilating Area, Polyethylene [SKU: ORG0359455]")
![Master Flow PFV1 Powered Foundation Vent, 16 in W, 8 in H, 57 sq-in Net Free Ventilating Area, Polyethylene, Black [SKU: ORG0832378]](https://cdn11.bigcommerce.com/s-er447ou6zb/images/stencil/500x659/products/34369/33039/0832378__49985.1683068779.jpg?c=1 "Master Flow PFV1 Powered Foundation Vent, 16 in W, 8 in H, 57 sq-in Net Free Ventilating Area, Polyethylene, Black [SKU: ORG0832378]")