Constructions Standards Checklists

HOUSEWRAP – DOORS

DRAINAGE PLANE  A. Housewrap is cut at rough opening, folded in at jambs, and fastened to the interior face of the rough opening.  B. A butyl tape sill pan with flexible flashing in the corners is installed. Sealant should create an end dam, extending 6" up each jamb. Molded preformed door sill pan or recess in concrete are acceptable alternatives.  C. Door installed per manufacturer installation

instructions and is damage-free. Sill is adequately supported, and all weep holes are unobstructed.

 D. Drip cap with 3" vertical leg is installed with

positive slope away from the house, integrated behind or taped to the housewrap and turned up or down at the ends.

 E. Two-sided door flashing tape or butyl tape bridging door frame to housewrap.  F. Header flap laps over head flashing and taped at diagonal corners and at minimum skip-taped along horizontal.

26 | Drainage Plane | CONSTRUCTION STANDARDS CHECKLISTS