Multiple piping penetrations pass through an existing roof structure and finished roof surface via a pipe curb assembly with a metal roof cap (Pate or equivalent). Flashing and counterflashing are provided by the building trade, with specific configurations coordinated with architectural details. Individual pipe penetrations are sealed at the curb top.
EXISTING ROOF STRUCTURE FINISHED ROOF SURFACE FLASHING AND COUNTERFLASHING BY BUILDING TRADE. REFER TO ARCHITECTURAL DETAILS FOR ALL FLASHING & COUNTERFLASHING. PIPING FOR MULTIPLE PIPE PENETRATIONS, PROVIDE PIPE CURB ASSEMBLY WITH METAL ROOF CAP (PATE OR EQUIVALENT.) NOTE 2
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