Mueller 12x15 (D.I.Y.) with Optional Center Girts and Floor Kit - Manual (Page 21)

Mueller, Inc. 12x15 DIY Back Yard Kit Instructions; For additional information, see the D.I.Y Installation Video
3/4"
21
SHEETING ENDWALL
Inside closure goes on the bottom and outside closure goes on top.
Endwall
Sidewall
NOTE: Start sheets 1" above the bottom of the base purlin and 3/4" out from the sidewall
TOP VIEW