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question about MVB

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  • 07-26-2009, 03:33 PM
    h00blah
    question about MVB
    i was just curious, if you keep this on for 12 - 14 hrs a day (for UVB), then do you just swap it out with a regular heat bulb to keep the basking spot, but provide night time cycle?

    OR do you just leave it on 24/7?

    AND does it need the basking spot 24/7?

    AND
    "Q: Can I use the rheostat/thermostat with a Reptisun, Avian Sun or Power Sun UV?
    A: These lamps need specific line voltages; they cannot be used with dimmers/rheostats."
    so how do you get the PERFECT basking temp? wut wattage gives what?

    sry for the mouthful, i was just really confused lol. hit a brain roadblock when readn about UVB.
  • 07-26-2009, 04:07 PM
    Michelle.C
    Re: question about MVB
    It depends on the species, on both your temperature and light cycle question.

    Most people do a 12/12 cycle on the MVBs with most species (Savannahs, Tegus, etc.). Under no circumstances are you to leave a MVB on 24hours a day.

    If your ambient temperatures are not adequate, then you'll need to switch the MVB with a nighttime bulb. As long as your temperatures don't go below 70-75 at night, you are fine sticking with the 12/12 cycle.

    You can not use a thermostat of rheostat with a MVB. They have to attain a certain amount of power to start up in the first place. Also, if you have them set to turn on and off several times a day, the bulbs lifespan will be cut dramatically.

    Seeing as most Monitors require basking temperatures in the 100's, you probably won't have a problem with bulb reaching a higher than desire temperature.

    If I remember correctly, most MVBs need to be placed 12-16" away from the basking place. If you take them too far away, the UV isn't as effective.

    The good news is; MVBs have a much longer effective lifespan than tube lighting.

    Hope this helped. :)
  • 07-26-2009, 04:21 PM
    h00blah
    Re: question about MVB
    Quote:

    Originally Posted by Michelle.C View Post
    If your ambient temperatures are not adequate, then you'll need to switch the MVB with a nighttime bulb. As long as your temperatures don't go below 70-75 at night, you are fine sticking with the 12/12 cycle.

    so having a secondary (lower wattage) bulb would be beneficial because it will keep the ambient over 75 :weirdface interesting

    Quote:

    Originally Posted by Michelle.C View Post
    Seeing as most Monitors require basking temperatures in the 100's, you probably won't have a problem with bulb reaching a higher than desire temperature.

    thats good to know

    Quote:

    Originally Posted by Michelle.C View Post
    The good news is; MVBs have a much longer effective lifespan than tube lighting.

    heck ya, ive read that they can last a year, but the TUBES need to be changed every 6 months, give or take a few lol.


    So my underanding is that at night, when the MVB is off, you can just switch it out with a red / black bulb to maintain a warm ambient temp, but NOT a during-the-day hot basking spot

    (Thanks for the info already given, VERY interesting)
  • 07-26-2009, 04:42 PM
    Michelle.C
    Re: question about MVB
    You just need to maintain a ambient temperature that is around 70-75 at night. It doesn't matter how you accomplish this, just that you do. You can use a space heater, nighttime bulb, etc. You just don't want them to get too cool (your monitor/tegu). Some can tolerate low nighttime drops, but I see no reason to let them go below 70 unless you are going to brumate them.

    What species of monitor are you looking at?
  • 07-26-2009, 04:44 PM
    h00blah
    Re: question about MVB
    i like the B&W tegus. i dont have 1 but im hooked on finding as much info on husbandry, care, health, and beahavior on some of my favorite animals.
  • 08-07-2009, 06:19 PM
    wafisherman
    Re: question about MVB
    While not for monitors, my day and night cycles for various critters is often managed by 12hrs (or so) of my MVB. This is run on a timer. When it goes off, my CHE turns on (provides heat, but no light). If I want light for display purposes at night, I may use a red bulb...

    For the the times you want basking spot hotter than the MVB can provide, or a boost in ambient temps, the CHE can be left on 24X7. Then the day is MVB + CHE and the night is just CHE (you get a night drop, but still stays warmer than room temp).
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