3" Female Flange x Sweat Dielectric Union Zoom

3" Female Flange x Sweat Dielectric Union


Brand: Zurn

3-DUC has been discontinued.
Direct Replacement:
Brand: Zurn

Do not use this item for any installation or repair of potable water applications. This product does not comply with the "Safe Drinking Water Act," which requires that products meet low-lead standards in order to be used in systems providing water for human consumption (drinking or cooking). This item is for non-potable (non-human consumption) water applications only.



Product Type: Dielectric Union
Size: 3"
Connection Type: Fem. Flange x Sweat
Material: Steel
Max Pressure: 250 psi

Description for Zurn 3-DUC

Designed for installation on potable water lines to protect against piping system deterioration caused by galvanic and stray current corrosion. A dielectric fitting is necessary where dissimilar metals are used in piping systems.


  • Used to couple dissimilar piping materials
  • Female iron pipe x female copper solder joint
  • Prevents corrosion

  • 3" Female Flange x Sweat Dielectric Union

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