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Electrical & Mechanical Systems

Lighting, heating, pumps, timers, thermostats & other electronics.


11 topics in this forum

    • 7 replies
    • 2.2k views
  1. Battery Powered Air Pumps

    • 16 replies
    • 2k views
  2. DIY Backup power

    • 17 replies
    • 2.5k views
  3. Electrical Safety

    • 0 replies
    • 782 views
  4. Heaters 1 2 3

    • 54 replies
    • 5.1k views
  5. Heating a Fish Room

    • 0 replies
    • 1.1k views
    • 49 replies
    • 4k views
    • 28 replies
    • 3.9k views
  6. Lighting: wiring/setup

    • 19 replies
    • 2.3k views
    • 8 replies
    • 1.4k views
  7. UV Units

    • 0 replies
    • 779 views
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