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Diameter
1 3/16"
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Pipe Size
1/2"
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Threads
9/16"
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Separation
7/16"
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Steel Wall Thickness
13 Ga.
Insulation Couplings are an excellent and economical means of providing dielectric protection from electrolysis. Insulation Couplings stop electrolytic corrosion on all water piping where dissimilar metals are joined together.