Therefore your pet s basking site should be within 6 8 inches of the bulb.
What does a uvb bulb do.
Do a simple math problem like this you will spend 100 to invest a dozen bulbs or invest only a uvb bulb worth 30 a year.
One causes premature aging the other is more prone to causing sunburn dna damage and skin cancer.
Not just any bulb from either of these two companies will do though as you need a bulb that will produce the right amount of uvb light for turtles.
Uvb 100 bulbs are approximately equivalent to the former 5 0 bulbs while uvb 150 bulbs roughly.
So if you want a long lasting high quality adequate producing uv bulb check out either the zoo med combo pack or the mega ray mercury vapor bulb.
You may feel a little hesitant about a light bulb that costs a lot more than the general premises but it s a long term investment.
In the past compact fluorescent uvb bulbs came in the same 3 strengths that linear fluorescent bulbs do.
In recent tests the zoo med 5 0 and 10 0 bulbs were found superior to several other models please see this article.
Both uva and uvb rays can damage your skin just in different ways.
Now modern cfl uvb bulbs come in 100 150 and 200 models with each model progressively emitting higher uvb levels than the model below it.
Every type of reptile or amphibian has slightly different needs but a general rule of thumb is to keep the uvb light heat source on for 12 hours and off for 12 hours a programmable power center can manage the time rotation.