10x4 Steel Brown Floor Register - 2-Way Airflow (Duct Opening) 8x6 The neck size and face

The neck size and face size are each different from the duct opening — check all three dimensions before ordering

This 4x10 aluminum floor return grille with pre-filter is designed to fit a standard 4" × 10" floor duct opening (also listed as a 10x4 return grille or 4x10 floor vent cover)

Overall face size: 13-3/4" × 9-3/4"

Rust-Proof Frame: 100% aluminum construction means no rust risk in moisture-prone rooms like bathrooms

5-minute DIY install — included screws and blade adjustment tool

10x4 Steel Brown Floor Register - 2-Way Airflow (Duct Opening) 8x6 The neck size and faceCHECK SIZE BEFORE PURCHASE: Fits a 10" 4" duct opening (measure the hole, not the old cover). Please check the Sizing Guide below for overall dimensions. Drop in floor replacement for any 4 10 floor duct opening no remodeling required. Solid steel construction heavy gauge, walkable, and built for normal residential foot traffic. 2 way airflow design dual deflector surface spreads conditioned air in both directions simultaneously. All steel lever