Instructions / Assembly
19
ROOF PANEL
OUTSIDE CLOSURE
AT-2
BUTYL SEALANT TAPE
TOP & BOTTOM
OF CLOSURE
FASTENER
BUTYL SEALANT TAPE 
TOP & BOTTOM
OF CLOSURE
INSIDE CLOSURE
FASTENER
ROOF STRUCTURE
GAMBREL DETAIL 
Notes: 
1.  Roofing underlayment not shown. 
2.  Bottom panels of the slope transition must be 
installed first. 
3.  Mark the location of the foam closure and place a bead 
of butyl sealant tape on the panels. Install the closures 
and a second bead of sealant on top of the closures. 
4.  Install AT-1 Transition trim using #14 x 1½” MP screws 
into each rib of the bottom transition panels, 9” o.c. 
5. Apply sealant as indicated.
SLOPE TRANSITION (WOOD FRAMING) 
BUTYL TAPE 
TOP & BOTTOM 
OF CLOSURE
INSIDE CLOSURE
FASTENER
@ 9" C/C
OUTSIDE CLOSURE
FLASH AT-1
29 GA. AGRI PANEL
PIPE FLASHING
VENTILATION
PIPE
29 GA. AGRI PANEL
PIPE BOOT
BUTYL SEALANT TAPE
UNDER BASE OF
PIPE BOOT 
PLYWOOD DECK
SCREWS SPACED 2" TO 3" MAX
A
ROUND BASE TO SECURE
(OPTIONAL) SILICONE
SEALANT AROUND
CUT OF BOOT
Notes: 
1.  Cut the hole in the flashing 20% smaller than the 
pipe diameter. 
2.  Slide the flashing down the pipe. 
3.  Form the flashing to the roof profile. 
4.  Apply sealant around the perimeter of the flashing base 
and fasten to roof using #14 x 1” fasteners.










