Module: Hero Image Image size modifier: large Module: Title Decorative Resin Air Return Filter Grilles Module: Description Decorative Resin Air Return Filter Grilles open with no hinges or visible attachments. They allow for quick filter changes and are a perfect solution for hard-to-access filters. There are two parts to Decorative Resin Air Return Filter Grilles: the frame and the center screen. Screw the frame into your wall or ceiling and snap the center screen in. The back is flat; there are no insets. The air return grilles use earth magnets on the back of the center screen; those magnets attach to metal plates on the framing. Each magnet has an 8-lb pull force to ensure a strong hold. Made with our exclusive resin material that is heat and moisture resistant. Order by the size of the filter. Module: Key Details Made-to-order; please allow 6 weeks for manufacturing . Final sale ; not eligible for returns or exchanges. Compatible with most standard disposable filters. For wall or