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11/14/2005 22:46 7635352746 BRUCE �EHRER PAGE 08l11 <br /> BXUV;LS39-F'ue Resistance Ratings-ANSI/UL 263 hitp://datab�se.ul.com/cgi-b' /template/LISEXT/1FRAMFJsh... <br /> 3500, LEVELROCK�Brand Commercial RH <br /> System No.8 <br /> Subflooring--Min 23/32 in.thick T&G wood struc al <br /> panels,min grade"Underlayment"or"Single Fioor". grain <br /> of plywood or strength axis of panel to be perpendicul to the <br /> joists with e�d joints staggered, plywood or panels sec to <br /> trusses with constructian adhesive aad No.6d ringed <br /> nails. Staples having cqual or greater withdrawal and 1 <br /> resistance strength may be substituted for the 6d ring s ank <br /> nails. <br /> Vapor B�rrier--(Optional)-Nom 0.030 in.thick co rcial <br /> asphalt s�turated felt. <br /> F1oor Mat Materixl�*---(Optional}-Min 3/8 in.to 3/4 in. <br /> thick floor mat material loose laid over th�subfloor. <br /> UNTTED STATES GYPSUM CO—LEVELROCK Brand <br /> Sownd Reduction Boazd <br /> Alternate Fbor Mstt Mater�ials*---(Optional)-Nom !4 in. <br /> thick floor mat material loose laid aver the subfloor. Fl r <br /> topping thickness shall be as specified under Floor Top in� <br /> 11�iixture. <br /> UNITED STATES GYPSUM CQ—LEVELROCK Brand <br /> Floor tJnderlayYnent SRM-25 <br /> Alternate Floor Mat Mxterials*—(Optional)-Nom /8 in. <br /> thick floor mat materiai luose laid aver the subfloor. <br /> �OLUTIA INC--Type SC50 <br /> F�nisL Flooring--Ftoor Topping Mixture*--Min 3 in. <br /> thickness of floor topping mixture having a min compre ive <br /> sixength of 3040 psi. Thiakness iacreased to min 1 in.fo use <br /> with LEVELROCK�Braud Floor Underlayment SRM- 5. <br /> Refer to manufacture�'s instructions accompanying the terial <br /> for specific mix design. <br />