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File MH19409 Vol. 1 Sec. 1 Page 1 Issued: 1996-05-29 <br /> and Report Revised: 2004-04-09 <br /> D E S C R I P T I O N <br /> PRODUCT COVERED: mECEIVED <br /> Underground tank sumps. <br /> Double wall Tank Sumps. OCT 10 2016 <br /> * Penetration fittings Models B2, B3, B5. <br /> GENERAL: <br /> The tank sumps are installed on underground storage tanks_ ENVIRONMENTAL HEALTH <br /> When <br /> installed they are intended for the secondary containment of petroleum DEPARTMENT <br /> products, alcohols, and alcohol-gasoline mixtures. They extend from the top of <br /> the tank to just below the street manway providing access to the tank. These <br /> tank sumps are not provided with fittings. The tank sumps are made in <br /> diameters of 36 in., 42 in. and 48 in. The sump riser reducers are molded. <br /> The interstitial space of <br /> using positive or negative the double wall sumps shay be monitored by <br /> water or brine solution. (vacuum) pressure not exceeding 5 psi, or with <br /> -A The <br /> flammable liquidstfor <br /> and electrical ion fittings lconduit through low fr the ethe twalI ofpthensumps. <br /> INSTALLATION: <br /> A. The sumps and penetration fittings are intended for underground <br /> installation in accordance with Western Fiberglass Inc. 's installation <br /> instructions (ILL. 1) . <br /> MARKING: <br /> The following markings shall be legibly and permanently *applied to the <br /> sumps and penetration fittings. <br /> A. The Manufacturer's name. <br /> B. The manufacturing location. <br /> C. The statement: "Install in accordance with Western Fiberglass <br /> Inc. 's installation instructions" or equivalent. <br /> D. The Listing Mark described below. <br /> LISTING MARK: <br /> UNDERWRITERS LABORATORIES INC. <br /> LISTED <br /> FLAMMABLE AND COMBUSTIBLE LIQUID TANK ACCESSORY <br /> (Control Number) <br /> LMD/WD:1kc <br /> NKDLS <br />