6" x 16" or 16" x 6" Cube Core Eggcrate Return Air Grille Fixed Blades with Damper This simple adjustment reduces HVAC

This simple adjustment reduces HVAC strain

75" width X 19

1-1/8” - 2334 PSI

+ Product Description When it's time to upgrade your HVAC Vents in your house

6" x 16" or 16" x 6" Cube Core Eggcrate Return Air Grille Fixed Blades with Damper This simple adjustment reduces HVAC+ Product Details Size 6" x 16" or 16" x 6" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 8. 5" X 18. 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