Redpower Hollow Blocks

[Herrozerro]

How exactly do you make these? The unofficial recipe list doesn't seem to work. I see how to make them into larger blocks but nothing on how to make them hollow themselves.

 

[Vovk]

8 covers in an O shape. Then craft them together to make them thicker

 

[Bickers]

ring of covers with the middle empty

 

[KhrFreak]

i think of it like a chest recipe made with the desired covers

 

[Herrozerro]

That was it, i was using panels.