A pipe penetrates a ceiling assembly with a one-inch clearance dimension shown typically around the pipe. An escutcheon with a one-and-a-half-inch flange is fitted around the penetration. Oversized holes are not required at pipes with flexible fittings.
PIPE PENETRATION ESCUTCHEON WITH 1-1/2" FLANGE 1" 1" TYP 1 1/2" OVERSIZED HOLE NOT REQ @ PIPES W/ FLEXIBLE FITTINGS
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