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Due to an extreme amount of orders. Phone-in customer service is not available. Email inquires will be answered within 24 hours. Due to the pandemic, Prier and Royer well caps production is delayed. Expect extended lead-times on some items.div>

Dielectric Unions

Dielectric Unions
Complete Plumbing Source carries dielectric unions for use in residential and commercial properties to prevent corrosion in the piping system. Dielectric unions feature a female iron pipe threaded to solder connection. They consist of a union nut, two tailpieces and a gasket that separates the tailpieces to prevent an electric current from occurring.
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  1. Black Maleable 1" Threaded Union 150
    Black Maleable 1" Threaded Union 150
    $10.90 As low as $10.25
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  2. 1/2" copper sweat x female dielectric union
    1/2" copper sweat x female dielectric union
    $11.50 As low as $10.75
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  3. 1/2" copper sweat x male dielectric union
    1/2" copper sweat x male dielectric union
    $7.75 As low as $7.00
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  4. 1/2" copper sweat x 3/4" male reducing dielectric union
    1/2" copper sweat x 3/4" male reducing dielectric union
    $9.85
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  5. 3/4" copper sweat x female dielectric union
    3/4" copper sweat x female dielectric union
    $4.00 As low as $3.70
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  6. 3/4" copper sweat x male dielectric union
    3/4" copper sweat x male dielectric union
    $9.75
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  7. 1" copper sweat x female dielectric union
    1" copper sweat x female dielectric union
    $5.50 As low as $4.70
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  8. 1-1/4" copper sweat x female dielectric union
    1-1/4" copper sweat x female dielectric union
    $12.50 As low as $11.50
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  9. 1-1/2" copper sweat x female dielectric union
    1-1/2" copper sweat x female dielectric union
    $9.75 As low as $8.72
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  10. 2" copper sweat x female dielectric union
    2" copper sweat x female dielectric union
    $17.25 As low as $15.00
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  11. Watts LF3006 1/2" FIP x FIP Black Dielectric Union Lead-Free
    Watts LF3006 1/2" FIP x FIP Black Dielectric Union Lead-Free
    $14.00
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  12. Watts LF3006 3/4" FIP x FIP Black Dielectric Union Lead-Free
    Watts LF3006 3/4" FIP x FIP Black Dielectric Union Lead-Free
    $14.00 As low as $13.25
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