Achtek AIR RETURN 8"x26" Duct Opening (Overall Size 10"x28") | Heavy Cast Aluminum Air Grille HVAC Duct || Powder Coated

SIZE: Fits standard duct opening of 8""x26"" (Overall Face Plate size 10""x28â€) METAL / BEVELED EDGES: Solid Sand Cast Aluminum with heavy gauge face plate thickness approx. 1/4"" (6.35 mm) built for durability. Grille has bevelled edges MATTE POWDER COATED: Fine grain powder coated finish is heat cured for durability with ease to clean and maintain. White vent cover may be re-painted INSTALLATION / OVERALL BACK FRAME: Provided With 1/4"" overall back frame.For floor gravity drop installation.For Wall /Ceiling (counter sunk screw holes with matching screws provided). NO PLASTIC PARTS /RECYCLABLE /SUSTAINABLE MATERIAL and PATENT DESIGN: Handcrafted using cost effective recyclable and sustainable Aluminum metal. Industrial Design Patent 196854