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Fittings

2. Objectives. After completing this chapter, the student should be able to:identify and describe common types of fittings in a residential plumbing installation.understand that certain fitting materials and designs can only be used for specific systems.understand that some fitting materials can

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Fittings

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    1. Chapter 4 Fittings

    2. 2 Objectives After completing this chapter, the student should be able to: identify and describe common types of fittings in a residential plumbing installation. understand that certain fitting materials and designs can only be used for specific systems. understand that some fitting materials can be used in all residential systems. relate fitting design selection to plumbing codes. order fittings based on installation requirements, size, and materials.

    3. 3 The most common offsets used in the plumbing industry are 90?, 45?, and 22-1/2?. A 22-1/2? fitting is designed for a drainage waste and vent (DWV) system. 90? and 45? fittings are used for most piping systems. Flexible tubing allows offsets to be created without fittings. Reference to the degree of a fitting is common when ordering fittings for most systems. When DWV cast iron fittings are ordered, the ordering process involves the percent of a circle a fitting represents. Degree of Fittings

    4. 4 Degree of Fittings

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