12" x 28" or 28" x 12" Cube Core Eggcrate Return Air Grille 10" Round Duct Pipe + Product Description Upgrade your

+ Product Description Upgrade your ventilation with our premium grilles and registers

This Thermostat from Bramec will fit almost any thermostat

actual front end outer dimensions are approximately 34 5/8" width X 18 5/8" height

+How To Measure A Grille Overall Size:

12" x 28" or 28" x 12" Cube Core Eggcrate Return Air Grille 10" Round Duct Pipe + Product Description Upgrade your+ Product Details Size 12" x 28" or 28" x 12" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 13. 75" X 29. 75". 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