A metal pipe penetrates a gypsum wall assembly, sealed with Hilti FS-One Max firestop sealant in accordance with Underwriters Laboratories system W-L-1054. The assembly accommodates various maximum pipe diameters including steel pipe schedule 10 or heavier up to thirty inches, cast iron pipe up to thirty inches, copper pipe up to six inches, steel conduit up to six inches, and electrical metallic tubing up to four inches.
INSTALL PER UL SYSTEM W-L-1054 USE HILTI FS-ONE MAX FIRESTOP SEALANT METAL PIPE TYPE MAX. DIA. STEEL PIPE (SCH. 10 OR HEAVIER) 30" CAST IRON PIPE 30" COPPER PIPE 6" STEEL CONDUIT 6" EMT 4"
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