pipage

Conveyance or distribution by pipes, as of water, gas, petroleum, etc.

The amount charged for conveyance by pipes or pipe-lines.

Transportation, as of petroleum oil, by means of a pipe conduit; also, the charge for such transportation.

plumbing, a system of pipes

a charge made for piping a fluid from one place to another

a long tube made of metal or plastic that is used to carry water or oil or gas etc.

a fee charged for the use of pipes