all DoubleSlab blocks render as 43:7 aka 'glitch block tidy stone doubleslab'
Linked issues
Comments 3
Duplicate of MC-53370 - If you have not, please use the search function in the future, to see if your bug has already been submitted. If you could not find the original report, please comment with the keywords you searched for.
confirmed: http://imgur.com/gr3bjdj
duplicate of MC-53374