Master Flow Master Flow 500 Foundation Vent, 28 sq-in Net Free Ventilating Area, Aluminum (Pack of 12) $444.6012/PackChecking...Material: AluminumNet Free Ventilating Area28 Sq-inRough Opening Size16 In L X 8 In WMaterialAluminum
Master Flow Master Flow LW1 Foundation Vent, 50 sq-in Net Free Ventilating Area, Aluminum (Pack of 12) $295.0812/PackChecking...Material: AluminumNet Free Ventilating Area50 Sq-inRough Opening Size16 In L X 8 In WMaterialAluminum +1 more IncludesDamper
Master Flow Master Flow FVRABL Automatic Foundation Vent, 16 in W, 8 in H, 57 sq-in Net Free Ventilating Area, Polyethylene Black $38.59EachChecking...Material: PolyethyleneColor: BlackWidth: 16 InHeight: 8 InNet Free Ventilating Area57 Sq-inMaterialPolyethyleneColorBlack +2 more Width16 InHeight8 In
Master Flow Master Flow PFV1 Powered Foundation Vent, 16 in W, 8 in H, 57 sq-in Net Free Ventilating Area, Polyethylene, Black Black $159.65EachChecking...Material: PolyethyleneColor: BlackWidth: 16 InHeight: 8 InNet Free Ventilating Area57 Sq-inMaterialPolyethyleneColorBlack +2 more Width16 InHeight8 In
Master Flow Master Flow BVSII Foundation Vent, 15-3/8 in W, 8 in H, 73 sq-in Net Free Ventilating Area, Aluminum $27.59EachChecking...Material: AluminumWidth: 15-3/8 InHeight: 8 InNet Free Ventilating Area73 Sq-inMaterialAluminumWidth15-3/8 In +2 more Height8 InDepth2-3/4 In