Hello! Thank you for posting a query about the Shoemaker 1100-34X10 baseboard return air grille. We apologize for the inconvenience it has caused you. We suggest you contact one of our knowledgeable customer support specialists at 435-868-4020 between 7:00 AM and 7:00 PM MST (Mon to Fri) or via e-mail at support@plumbersstock.com. They will be happy to assist you further. Thank you for contacting PlumbersStock. Have a great day!