Miller Marine Products is an OEM maker of hatch covers for several boat manufacturers and we also build many custom projects for our customers from different types of plastic and aluminum. Send us a sketch and we will be glad to quote you a price on your custom project. We use our state of the art CNC equipment for our very accurate finished products look around our site you will see the quality in the work we do. Here are some past custom projects also look over our custom fillet table page.