STC - Erection Manual
STC
®
S nap T ight C onstruction
DETAILS VALLEY TRIM
TRIPLE BEAD TAPE MASTIC
STC PANEL
INSIDE CLOSURE
DETAIL A
13"
1/4"-14 X 1" (2 PER CLOSURE)
1/4"-14 X 1" (2 PER PURLIN)
VALLEY TRIM
PURLIN SUPPORT PLATE (MIN. 16 GA)
MALE LEG OF PANEL
DIRECTION OF INSTALLATION
SIKA 511
INSIDE CLOSURE
TRIPLE BEAD TAPE MASTIC
DETAIL A (ISOMETRIC)
1/4"-14 X 1 1/4" WT (3" C.C.)
VALLEY TRIM
8" LONG PIECE OF TRIPLE BEAD TAPE MASTIC UNDER INSIDE CLOSURE
TRIPLE BEAD TAPE MASTIC
FIELD CUT PANEL TO VALLEY TRIM
INSIDE CLOSURE
1/4"-14 X 1 1/4" WT (3" C.C.)
INSIDE CLOSURE TRIPLE BEAD TAPE MASTIC
DETAIL A (ISOMETRIC)
DETAIL A (PLAN VIEW)
REFER TO ERECTION DRAWINGS FOR PART CALL OUTS CAUTION
All trapezoidal panels are extremely difficult to install at hips and valleys in a weather tight manner. The use of these details should only be attempted by installation crews that are highly experienced. In order to help ensure weather tightness, Chief Building's recommends it’s MVF / MVP standing seam system for use on roofs that require hips and valleys.
SUBJECT TO CHANGE WITHOUT NOTICE
Version 7.1
STC-57
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