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2 pcs 8*30cm Door Vent Two Sided Ventilation Cover Door Air Vent Aluminum Exterior Vent Two Sided Door Louver Vent Door Grille Vent Overflow Ventilation Grill Wall Vent for Bathroom Side Wall -
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Engera Bathroom Door Air Vent Grille Two Sided Ventilation Cover for Restroom, Warehouse, Storage Doors | Interior Door Transfer Grill 453mm x 91mm (18.1"x3.6") - Amazon.com
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Is this vent in this tiny door important? Or can I cover it with a hanging photo frame? : r/hvacadvice
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