Hey there I was building an oasis (for animals an plants) in my space station but It didn't want to seal I have alteast 6 sealers around it all with aircollectors leave and etc but its still not sealing Here is a photo I am also using more tnt mod and Open blocks mod but I am using vanilla glass and optifine with the connected glass textures enabled Here are some photos and yes all the sealers are inside the glass dome. Also sorry one of the photos is a mistake and I don't know how to delete it.....