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Fa1gsw pead <br /> Hilofs 6='M <br /> FAft(MM=4M <br /> Underwriters Laboratories Inc. MaMaNo.rg-nu 9) <br /> Teleft W254=1 <br /> October 9, 19954 CO^ <br /> -;AFluid Containment, Inca Public dy <br /> Mr. William A Schneider M 1894 <br /> Route 20, Box 1380 <br /> Conroe, TX 77301-4124 <br /> Our Reference: MH25159, 95NK13040 <br /> Subject: "ReTank" Field Installed Retrofit Tank For Petroleum Products, <br /> Alcohols, and Alcohol Gasoline Mixtures For Use In Upgrading <br /> Existing Underground StorageTanks Up To and Including <br /> Diameters of 96 in. <br /> Dear Mr. Schneider: <br /> We have completed testing of the subject product under Project 95NK13040 and have <br /> found that the results of our tests conducted on representative samples comply with <br /> the current Performance requirements of UL1316, Standard For Glass-Fiber-Rein- <br /> forced Plastic Underground Storage Tanks For Petroleum Products, Alcohols, and <br /> Alcohol-Gasoline Mixtures, including the Annulus Proof Pressure Test Requirements. <br /> We have also found the product to comply with the Interstitial Communication Test <br /> Requirements of Underwriters Laboratories Inc. <br /> The annulus created by upgrading an existing UL Listed Nonmetallic Underground <br /> Storage Tank with the "ReTank" field installed retrofit tank may be monitored by <br /> subjecting the annular space to a pressure not exceeding 5.6 prig, or by filling the <br /> annulus with fluid such that the pressure head at the bottom of the tank does not <br /> exceed 5.6 psig. <br /> A Listing By Report covering the product is now being prepared and will be sent to <br /> the Councils of Underwriters Laboratories, Inc. in the near future. <br /> If you have any comments or questions, please contact us. <br /> Very Truly Yours, Reviewed BX: <br /> TIM CREWS (ext. 42516) T. A. SKOWERA (Ext. 42086) <br /> senior Project Engineer Engineering Group Leader <br /> Engineering Services, 416B Engineering Services, 416B <br /> A not-lar-poet <br /> dedkaW to pubec safety and <br />