American Louver® Aluminum Spiral Duct Grille 18" x 6" Silver SP-18X6-M

Superior aluminum construction ul style"margin-top0px; padding-top 5px; padding-bottom 5px;" made from all-aluminum with mill finish for lightweight strength corrosion-resistant. Ideal for exposed duct applications rigid frame maintains structural integrity under pressure ±1/32" tolerances ensure precise secure duct fit comes pre-assembled for quick installation engineered for quiet efficient airflow ul style"margin-top0px; padding-top 5px; padding-bottom 5px;" optimized 3/4" blade spacing ensures smooth directional air sealed fit with foam gasket minimizes air leakage and rattling spiral-duct-ready air diffuser designed for efficient low-noise airflow low-noise design suited for open ceiling environments suitable for supply or return applications adjustable scoop for directional airflow or open intake versatility modern look for exposed ducts ul style"margin-top0px; padding-top 5px; padding-bottom 5px;" sleek low-profile grille enhances visible ductwork aesthetics clean lines and simple profile align with contemporary interiors mill finish to match any project style

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