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3/4" Black Malleable Iron Union Reviews

4.9 Rating 87 Reviews
Yup, it is a black iron union, works just like it should...nice product.
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Posted 1 year ago
Used on oil tank filler and vent pipes.
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Posted 1 year ago
Unions are somewhat delicate, yet important parts of any piping system. Quality cannot be matched.
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Posted 1 year ago
Delivered on time and a perfect fit.
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Posted 1 year ago
Mueller unions are made to connect to pieces of natural gas pipe. Works very well.
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Posted 1 year ago
Sealed first time, easy to get thread started straight.
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Posted 1 year ago
Delivered on time and a perfect fit.
Helpful Report
Posted 1 year ago
Unions are somewhat delicate, yet important parts of any piping system. Quality cannot be matched.
Helpful Report
Posted 1 year ago