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What does RAG stand for?

RAG stands for Return Air Grill (HVAC)

This definition appears somewhat frequently and is found in the following Acronym Finder categories:

  • Science, medicine, engineering, etc.

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Other Resources:
We have 129 other meanings of RAG in our Acronym Attic

Samples in periodicals archive:

In summary, existing problems in the wall return system are as follows: (1) the external static pressure of FFU must be high (to overcome pressure resistance of the return air grill (RAG), RAS, and dry cooling coils (DCC)), (2) the downward cold supply air from the FFU encounters upward air currents due to the heat-load from process tools, and (3) fixed positions of the RAS and DCC.