Yes, we make custom lids. Please see our Custom Lids page which includes a calculator to find the correct square footage. The blue button on the page link will be where you can order the needed customizations. Please be certain to leave your written internal dims in the order notes box, prior to checkout. https://www.clearviewlids.com/colle...s/custom-clearview-lid?variant=19533032783929Do you do custom tops I have light arms an 2 feeders on a rimless tank