GHL Advanced Technology

Mastering the art of locking and unlocking water pathways: What type of valves do you have on your aquarium plumbing?

  • Ball valves.

    Votes: 44 46.8%
  • Gate valves.

    Votes: 50 53.2%
  • Check valves.

    Votes: 21 22.3%
  • None.

    Votes: 25 26.6%
  • Other.

    Votes: 9 9.6%
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