Air Duct Board Box - 1288-FL-18X18
$30.20
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Air Duct Board Box; Size A 18 Inch Length x 18 Inch Width; Outlet Type Top; Material Thickness 30 Gauge; Material Galvanized Steel; Inclusions/Features R-6 Insulation, Black Interior, Solid Corner, Hanger Hole, 1/2 Inch Outboard/Drywall Flange, Hole Cluster; Frame Box Height 4-1/2 Inch; Insulation Material Specification ASTM C1338; Application Residential
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