Custom Add-on's can be included with your ClearView Lid order to match your tank's needs.  Custom cutouts are used when clearance is needed for things like cord slots, an overflow box, light mounts, auto feeder, cords, etc... 

Feed Door Add-On's include a 3" x 5" or 11" x 4" cutout and a removable feed door of equivalent size.  Feed Door's are available only in these two sizes.

NOTE:  Custom Add-On's add 1-2 weeks to shipment estimates.