Northwest Pipe Company Receives U.S. Patent for Innovative InfraShield® Joint System
Northwest Pipe Company (Nasdaq: NWPX), a leading manufacturer of water-related infrastructure, is proud to announce that the ...
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How To Splice Drain Pipes with Mission Couplings
Slide the mission coupling onto one pipe and cement plastic couplings onto the other two pipes. Center the mission coupling over the third joint and tighten the bands firmly. And there you have it ...