Constructions Standards Checklists

BLACK PAPER – WINDOW

DRAINAGE PLANE  A. A butyl tape sill pan with flexible flashing in the corners, or alternate sill pan detail installed with sealant applied to the back of the window frame. Sealant should create an end dam, extending 6" up each jamb.  B. 9" base flashing installed against solid backing adjacent to head, jambs and sill in accordance with AAMA Standards. Base flashing at jambs does not extend above head flashing.  C. Continuous 3/8" bead of sealant applied to the

head and jambs behind the window nailing fn, in line with any pre-punched holes, at time of installation. Non-continuous sealant at the sill.  D. Window fastened per manufacturer installation instructions and is damage free. All weep holes are unobstructed.  E. Flashing tape at jambs extended below the window to the sill and extended to the top of the head flashing.  F. Flashing tape or mechanically-attached flashing set in sealant at the head layered over the head nailing fn and extending minimum 2" past the jamb flashing.

30 | Drainage Plane | CONSTRUCTION STANDARDS CHECKLISTS