25" x 20" Aluminum Return Grille - Easy Airflow - Linear Bar Grilles Round Stack Boot actual front end outer dimensions

actual front end outer dimensions are approximately 28 5/8" width X 26 5/8" height

4" X 14" Is The Size For The Duct Opening (floor/vent hole) Measurement Only

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Actual Filter Size – 27 3/4"w x 23 3/4" x 1"

25" x 20" Aluminum Return Grille - Easy Airflow - Linear Bar Grilles Round Stack Boot actual front end outer dimensions25" X 20"opening dimension (vent opening) actual total grille size is approx. 1. 5" wider SEE BELOW HOW TO MEASURE A GRILLE Sidewall and or Ceiling Grille HIGH QUALITY High Quality Solid Stamped Steel with Counter Sunk Screw Holes (SCREWS INCLUDED) and No Sharp Edges Powder Coat Finish Smooth, Shiny, Scratch Resistant, Beautiful. Looks Like It Was Just Waxed UNRESTRICTED AIRFLOW For Your HVAC System Noise Free Components No Vibrating Louvers Etc.