Are the Full Layer Manure Trays (MT03) meant to be bowed in the middle? Bill Ryder October 20, 2023 14:23 Yes, they are designed that way. Manure trays are bowed in the middle to ensure even weight distribution when in use. Related articles Can the open middle walls be changed with solid end walls on large chicken cages (TYK60 series)? Why doesn't the turner in my HB incubator work? Will Button Quail eggs fit in the Quail egg racks? Do the Incubators come with A light for candling? How do I restrict access to the feed trough while using the starter feeders? Comments 0 comments Article is closed for comments.