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3. Glass: <br />Extensive use of tinted glass in showroom, office and light- requiring service <br />building areas should be used. Compatible opaque (spandrel), insulated glass is <br />suggested for areas requiring non - vision glazing for continuity of effect. <br />The glass to be used shall have a bluish tint and slight reflectivity in non - direct <br />auto viewing area. Vision glazing specifications are to be equivalent to P.P.G. <br />'Solarban 570 -30 Sapphire Blue' series. No mirror -glass or highly reflective glass <br />maybe used. . <br />4. Wall Cladding — Flat Metal Panels: <br />Smooth aluminum panels may be used in flat or curved cladding for the opaque <br />showroom and office exterior wall cladding. This also applies to service building <br />cladding termination (ends, fascias, soffits and corners). Quality and trueness of <br />material (e.g., no oil- canning permitted) and workmanship are of the utmost <br />importance. <br />Panels shall be solid aluminum, and shall be impervious to water, and non- <br />flammable. The panel edges shall be brake - formed at right angles to the frontal <br />plane and all corners are to be welded and ground smooth, It shall provide a <br />front access fastening system which means individual panels may be removed at <br />any time. The thermally dynamic fastening system shall insure maximum <br />weather integrity, The system shall also include an internal drainage system <br />which directs condensation to the outside of the building. The finish shall be an <br />anodized or Kynar Tri -X metallic finish, <br />5. Materials: <br />a. Panels shall be fabricated from minimum .120 (3.04 mm) thick aluminum solid <br />plate of 3003 -1-1134 or 5005 -H32 AQ alloy, in accordance with architectural <br />documents and manufacturer's approved drawings including verified <br />dimensions. <br />b. Extruded aluminum support members shall be a minimum .093" (2.36 mm) <br />thick 6063-T52 alloys; supplied pre -cut to size, including all necessary <br />stainless steel fasteners for concealed Installation. <br />c. The metal cladding system including required stiffeners and sealants shall <br />meet the specified requirements for wind loading, air infiltration and water <br />penetration. <br />Exhibit "B" <br />Page 16 of 19 <br />Ordinance No. NS -2950 <br />Page 21 or 24 <br />8 -163 <br />