Document xdQMEkvk3RJQadz8w45kKqY4Q

Thu advertisement appears in: Ruildnni Sunuitinis Monthly--July, 195a PLAINTIFF'S EXHIBIT Report to Building Code Officials on SHEETROCK* FIRECODE 60 New Gypsum Wallboard\ released after exhaustive tests, has 1-HOUR RATING What it is: SHEETROCK Firecode 60 gypsum wallboard is jHs-inch SHEET ROCK with a specially formulated core of gypsum and other incombustible ma terials. It was developed by U.S.G. to meet rigid code requirements in single layer application for new construction or remodeling, commercial or residen tial. What it does: SHEETROCK Firecode 60 has received the One-Hour Fire Re tardant Classification Label of Under writers' Laboratories. Partitions and/or floor and ceiling areas faced with SHEETROCK Firecode 60, qualify the construction for the one-hour fire re tardant rating. In addition: SHEETROCK Firecode 60 offers all these recognized advantages of SHEETROCK: tapered edges for easier joint finishing and smooth ends for smoother butt end joints; new pre creased triple-spark perforated PerfA-Tape* that eliminates perforation pattern; new Perf-A-Bead Corner Re inforcement for true, enduring outside corners. You can recommend, specify, and ap prove SHEETROCK Firecode 60 with full assurance that this product is made to the high quality standards for which U.S.G. products are famous. See Pacific Coast Building Officials Conference Research Recommendation Report No. 338, dated July II, 1952 T.M.Reu.U.S.Pal.OB. % TAT E S TECHNICAL DATA: Underwriters' Laboratories rated for partitions and floor and ceiling construction, single layer applica tion, requiring a 60-minute fire retardant classification. -54-in. thick, available in panels + ft. wide and up to 12 ft. long, with tapered edges and smooth ends. For complete data and specifications for erection, consult your local U.S.G. Architects' Service Representative. UNITED STATES GYPSUM CHICAGO 6, ILLINOIS the greatest name i n 9 b u i I d i n g BB025 2054