Mueller 9x12 (D.I.Y.) with Optional Center Girts and Floor Kit - Manual (Page 21)

Mueller, Inc. 9 x 12 DIY Back Yard Kit Instructions; For additional information, see the D.I.Y Installation Video
3/4"
21
SHEETING SIDEWALL
Inside closure goes on the bottom and outside closure goes on top.
Endwall
Sidewall
NOTE: Start sheets 3/4" past from corner channel and start sheet 1" above the bottom of the base channel
TOP VIEW