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IAPMO PS 66-2015
- Dielectric Fittings
- standard by International Association of Plumbing and Mechanical Officials, 2015
- Publisher: IAPMO
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This Standard covers insulated, dielectric fittings with male threads, grooved ends, or plain ends, intended to reduce galvanic corrosion in plumbing systems by isolating dissimilar metal piping sections, and specifies requirements for materials, physical characteristics, performance testing, and markings.