Pex definitions

PEX

PEX is a cross-linked polyethylene thermosetting material, which is widely used, in plumbing applications. PEX is a flexible, durable or tubing that is used for hot and cold water supply lines.
Found on http://www.designbuild-network.com/glossary/pex.html

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pex

Type: Term Pronunciation: peks Definitions: 1. To fix or fasten.
Found on http://www.medilexicon.com/medicaldictionary.php?t=67574

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pex

Please explain?
Found on http://www.noslang.com/dictionary/p/

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