SECTION 02551

2. Copper Pipe: Pipe Size Inch Nominal Casing Size Inch Minimum Casing Wall Thickness Mils 3/4 - 1-1/2 4 125 2 - 2-1/2 6 125 3 - 4 8 150 5 - 6 10 175 4 8 150 C. Insulation: Nominal 2 lb per cubic ft. density (32 KG/m3), polyurethane foam for straight sections and preformed polyurethane foam for fittings. ................
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