Best Practices Manual

3.3 Window Buck in a Masonry Wall
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  • Rough Opening.
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  • Apply Joint & Seam Filler to the opening where the buck will be installed.
Window Buck in Masonry Wall Detail Step 3 | Hammer & Hand
  • Screw window buck into masonry opening.
Window Buck in Masonry Wall Detail Step 4 | Hammer & Hand
  • Use Joint & Seam Filler to seal around the installed window buck.
  • Also apply to corners and seams where the pieces of the buck come together.
Window Buck in Masonry Wall Detail 5 | Hammer & Hand
  • FastFlash the buck from the inside edge of the sill to the building face.
  • Extend FastFlash out from opening as wide as the trim to be installed.
Window Buck in Masonry Wall Detail 6
  • Install Window in FastFlashed RO.
Interior View:
Window Buck in a Masonry Wall Detail 7
  • Insert properly sized backer rod, taking care not to puncture or damage it.
Window Buck in Masonry Wall Detail 8 | Hammer & Hand
  • AirDam over the backer rod and tool the joint.

 

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