14" x 14" [Duct Opening] Ceiling Supply Diffuser Vent Cover – Corner Direction with Full Aluminum Frame, Back Blades & Opposing Blade Lever Damper [Outer Size: 17" x 17"] w30h30 Design – The product is

Design – The product is designed to convert ductwork into a vent to heat a room

+ Product Details Size - 12"w X 12"h Is The Size For The Duct Opening Measurement Only

120° plane bend - Immediately Improves the appearance of mini-split

actual front end outer dimensions are approximately 26 5/8" width X 22 5/8" height

14" x 14" [Duct Opening] Ceiling Supply Diffuser Vent Cover – Corner Direction with Full Aluminum Frame, Back Blades & Opposing Blade Lever Damper [Outer Size: 17" x 17"] w30h30 Design – The product is+ Product Details Size Refers to duct opening only. The face frame extends roughly 1. 5" on each side. Do not measure the overall grille for sizing. Design All aluminum frame and back blades. Rustproof and built to last in moisture prone environments. Quiet Airflow Opposing blade damper design reduces vibration and noise for smoother air distribution. Clean Finish White powder coated surface resists chips, scratches, and discoloration over time. Easy