Mueller U-Panel - Manual (Page 25)

25
STANDARD PANEL ENDLAP
Installations apply to both R & U-Panels. R-Panel shown in illustration.
1. Ensure the lower panel is installed completely (except for the top fasteners).
2. Install the tape sealant 10” from the top of the lower panel. Do not remove the paper backing from
the tape sealant until upper roof panel lap and the top dimension have been confirmed. Reference
the erection drawings for the top dimension.
3. Position the roof panel so that a 12” panel lap is achieved.
4. Remove paper backing and compress the sealant between the upper and lower roof panels.
5. Attach the upper roof panel through the lower roof panel with #9 x 1" (min.) woodgrip screws,
(6) per panel making sure the screw line is above the tape sealant.
NOTE: Alternate trim profiles are acceptable using the screw pattern shown.
NOTE: To comply with Texas
Windstorm Certification Testing,
#12x11 SDT Type A screws must
be used in place of the #9
Woodgrip screws.