Photo 1 of Repa Market 2-Pack White Air Vent Cover 4" x 4" Inch (Outer Dimensions) - Steel Return Air Grilles - for Ceiling and Sidewall - HVAC - with Protection Screen (3.93" x 3.93" Inch)

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Photo 1 of Repa Market 2-Pack White Air Vent Cover 4" x 4" Inch (Outer Dimensions) - Steel Return Air Grilles - for Ceiling and Sidewall - HVAC - with Protection Screen (3.93" x 3.93" Inch)Photo 2 of Repa Market 2-Pack White Air Vent Cover 4" x 4" Inch (Outer Dimensions) - Steel Return Air Grilles - for Ceiling and Sidewall - HVAC - with Protection Screen (3.93" x 3.93" Inch)