These ceilings have been modified to not only snap to water but also to count as foundations. You could build entire bases or even towns at sea. They are crafted in your inventory. It takes 0.5 seconds per structure.
Pair with curseforge.com/ark-survival-ascended/mods/foundation-ceilings to make boats worthy of visiting your sea builds!
I do not get notifications for cursed forge, if you run into any issues or have any suggestions feel free to message me on discord @valkynjim
EngramEntry_FloatingCeiling_Wood
EngramEntry_FloatingCeiling_Stone
EngramEntry_FloatingCeiling_Metal
EngramEntry_FloatingCeiling_Tek
EngramEntry_FloatingCeiling_Adobe
EngramEntry_FloatingCeiling_Glass
EngramEntry_FloatingCeiling_TriWood
EngramEntry_FloatingCeiling_TriStone
EngramEntry_FloatingCeiling_TriMetal
EngramEntry_FloatingCeiling_TriTek
EngramEntry_FloatingCeiling_TriAdobe
EngramEntry_FloatingCeiling_TriGlass
Cheat GFI FloatingCeiling_Wood1 0 0
Cheat GFI FloatingCeiling_Stone 1 0 0
Cheat GFI FloatingCeiling_Metal 1 0 0
Cheat GFI FloatingCeiling_Tek 1 0 0
Cheat GFI FloatingCeiling_Adobe 1 0 0
Cheat GFI FloatingCeiling_Glass 1 0 0
Cheat GFI FloatingCeiling_TriWood 1 0 0
Cheat GFI FloatingCeiling_TriStone 1 0 0
Cheat GFI FloatingCeiling_TriMetal 1 0 0
Cheat GFI FloatingCeiling_TriTek 1 0 0
Cheat GFI FloatingCeiling_TriAdobe 1 0 0
Cheat GFI FloatingCeiling_TriGlass 1 0 0