pipe into some place
pipe something into some placeand pipe something in
1. Lit. to conduct a liquid or a gas into some place through a pipe. An excellent delivery system piped oxygen into every hospital room. They piped in oxygen to every room. They piped it in.
2. Fig. to bring music or other sound into a place over wires. They piped music into the stairways and elevators. The elevators were nice except that the management had piped in music.