10" X 4" Adjustable AIR Supply Diffuser - HVAC Vent Cover Sidewall or Ceiling Grille Register High Airflow Black [Outer Dimensions: 11.75" w 5.75" h]

10"w X 4"h Is The Size For The Duct Opening Measurement Only Actual Front End Frame Outer Dimensions Are 11.75"w X 5.75"h - SEE BELOW IN DESCRIPTION HOW TO MEASURE A GRILLE High Quality Steel Construction, No Scuff Powder Coat Durable Finish, Smooth, Shiny, Scratch-Resistant, No Sharp Edges, 2 Recessed Screw Holes On Each Side with Screws Included, Screws Same Color As Vent Cover, EASY INSTALLATION EACH INDIVIDUAL FIN IS ADJUSTABLE FOR MAX AIRFLOW CONTROL - Adjust The Fins To Open or Close From the Front - Easy Unrestricted Air Flow Deflection For Your HVAC System International products have separate terms, are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions..International products have separate terms, are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions.