16" x 34" or 34" x 16" Cube Core Eggcrate Return Air Grille Material_Steel High Quality –High quality solid FG1836 HP-1 Product Details Size 20 ceiling

High Quality –High quality solid stamped steel with counter-sunk screw holes (screws included) and no sharp edges

Operating from -40°F to +248°F

High Quality Aluminum – The premium durable aluminum will never rust and it will never wear through leaving the material with an elegant

High Quality – No sharp surface edges

+ Product Details Size - 26"w X 18"h is the size for the duct opening measurement only

16" x 34" or 34" x 16" Cube Core Eggcrate Return Air Grille Material_Steel High Quality –High quality solid FG1836 HP 1 Product Details Size 20 ceiling High Quality –High quality solid stamped steel with counter sunk screw holes (screws included) and no sharp edges Operating from 40°F to +248°F