14" x 28" or 28" x 14" Cube Core Eggcrate Return Air Grille w12h12 Pressure Rating: 2100 to 7000

Pressure Rating: 2100 to 7000 PSI

actual front end outer dimensions are approximately 16 5/8" width X 16 5/8" height

actual front end outer dimensions are approximately 8

40"w X 16"h Is The Size For The Duct Opening Measurement Only

+ Product Description Protect your thermostat with the durable and tamper-proof Beige Metal Thermostat Guard

14" x 28" or 28" x 14" Cube Core Eggcrate Return Air Grille w12h12 Pressure Rating: 2100 to 7000+ Product Details Size 14" x 28" or 28" x 14" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 16. 5" X 30. 5". High Quality High quality, rust free aluminum construction with smooth finished edges and counter sunk screw holes (screws included); no sharp edges.. Installation Location sidewall and ceiling. Design Cubic core eggcrate design Offers highest airflow efficiency at almost 95%, reducing