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� <br /> i <br /> 2.2 COPPER PIPES • <br /> i <br /> A. Type "L" hard-drawn seamless copper tubing, ASTM B-88. � <br /> B. Type "K" hard-drawn seamless copper tubing. <br /> C. Type "DWV" hard-drawn seamless copper tubing. <br /> 2.3 COPPER PIPE FITTINGS ; <br /> 1. Provide sweat fittings, ASTM B-62, dimensions � <br /> conforming to ANSI B 16.22, wrought copper, with sw'eep <br /> patterns for copper tubing. � <br /> I <br /> 2. Dielectric connection: Provide Epco Sales, dielectric ; <br /> couplers at junction of steel pipe and equipment with ! <br /> copper piping systems. Use of steel or cast iron fittings�,in <br /> copper piping systems prohibited. i <br /> 3. Fittings for drainage piping sha11 be drainage pattern type. <br /> � I <br /> 4. Unions shall be brass b ound joint, 250-pound working'� • �I <br /> pressure. ' <br /> 5. Nipples used in conjunction with copper pipe shall be � <br /> brass. <br /> � <br /> 2.4 CAST IRON SOIL PII'E i <br /> � <br /> �I <br /> A. Standard weight cast iron soil pipe with drainage fittings: � <br /> I <br /> B. Joints in cast iron soil pipe shall be hub and spigot with neopreize <br /> compression gaskets or "No-hub". No-hub fittings are not � <br /> permitted on underground systems. No-hub couplings shall bell <br /> standard C.I.S.P.I. couplings manufactured with 300 series I <br /> stainless steel and neoprene rubber sleeve, ASTM C564. �� <br /> � <br /> 2.5 PVC PIPE AND FITTINGS i <br /> � <br /> A. Schedule 40 PVC pipe, ASTM D-1785 Type 1, Grade 1, 200-plsi <br /> test. I I <br /> � <br /> I <br /> I' ��I <br /> ICT 99184 <br /> 15060 -2 � <br /> � <br /> � <br /> � <br /> i I <br />