| Posted by jimbo on December 31, 2003 at 21:56:39: | |
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| In response to Re: natural gas black pipe unions | |
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Strictly speaking, Nick is correct. No sealant is needed on a the faces of a ground union. My theory is that a light coating of a light teflon based joint compound acts as a lubricant and anti=corrosive agent. This is just my personal practice, and |
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