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heater temperature

  1. Aqueon Pro Heater is confusing me!

    Freshwater Aquarium Equipment
    So I ordered a brand new 100 watt aqueon pro heater from Amazon two days ago and it came in the mail yesterday. I followed the directions (acclimate the heater, plug in, moniter for 24 hours), but I am still dumbfounded as to what to do. The light is dim. Very, extremely dim. I can barely see...
  2. 300 w deep blue heater temp settings?

    Beginner Freshwater Aquarium
    I just bought a 300 w deep blue heater for my 75 gal freshwater tank. it will turn on but it did not come with instructions on how to set the temperature.