A conduit penetrates the roof deck through a sized sleeve with sealing compound applied as required. A one-piece seamless copper pitch box surrounds the penetration on the roofing surface. Stainless steel sheet metal screws secure the assembly to the roof deck, with hole sizes as required.
3 " 3" AF. ROOF CONDUIT SLEEVE SIZE TO BE LARGER THAN CONDUIT SIZE, SEALING COMPOUND AS REQUIRED CONDUIT THROUGH ROOF, SIZES AS REQUIRED ONE PIECE SEAMLESS CU. PITCH BOX ROOFING, SEE ARCH DETAILS ROOF DECK S.S. SHEET METAL SCREWS HOLE SIZE AS REQ'D.
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