Constructions Standards Checklists

HOUSEWRAP – PENETRATIONS

DRAINAGE PLANE  A. All penetrations are adequately protected with correctly sized rigid type flashing panels and flanged components. Sealing electrical wire with butyl tape is acceptable.  B. Flashing panels or flanged components adequately supported by framing members or sheathing.  C. Flashing panels or flanged components are integrated behind the water-resistive barrier (WRB).  D. Housewrap is tucked under the bottom side of flashing panel and fastened to the framing. Fasteners penetrating through the flashing panel are sealed or covered.  E. Horizontal trim pieces and ledger boards attached through the WRB have drip caps integrated behind the housewrap and turned up or down at the ends.

24 | Drainage Plane | CONSTRUCTION STANDARDS CHECKLISTS