_:n0d9e7dd9010f42fdbaac4f9623c9f7b5xb9
<http://schema.org/name>
"If the grille size is 12 x 12 and the dimensions are 16 x 16, does that mean it needs a 12 x 12 hole and 16 x 16 frame?"
<https://hvacpremium.com/products/16w-x-20h-aluminum-adjustable-return-supply-hvac-air-grille-full-control-horizontal-airflow-direction-vent-duct-cover-single-deflection-outer-dimensions-1785w-x-2185h>