| http://www.w3.org/ns/prov#value | - How its run is up to installer and other then requirements when its above or below the evaporator, you can run/place it in just about anything, pvc pipe is a standard for burying a lineset, it has to be protected ( cant just bury it in direct contact with ground), good luck with your project and please call a professional who can help design this to work correctly
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