As best you can the distance between your basking spot and your uv b bulb.
What watt uvb bulb for red eared slider.
This is what you need to know about red eared slider lighting requirements.
While these bulbs may produce uva and uvb light nearly all of them do not produce enough of it for your turtle.
When looking for good uvb lights for turtles you have a few good options but just to play it safe here are a few tips.
These bulbs provide uva and are specially manufactured to allow uvb rays to pass through the glass as well.
Red ear sliders are very active and love to swim.
Steer clear of full spectrum uv lights.
Red ear sliders for sale are the most common aquatic turtle for sale and can live for up to 50 years in captivity.
The water in a red eared slider turtle tank should be kept at 75 78 degrees fahrenheit 23 26 degrees celsius and 78 80 degrees fahrenheit 26 27 degrees celsius for hatchlings.
For 100 watt bulbs you need to place it at least 12 inches or so away.
For smaller bulbs 50 to 75 watts it will be a little bit closer.
This really is the rolls royce of ubv lights for turtles.
Since uvb is a necessary element for red ear sliders special bulbs are required to provide them.
Not only do you get the zoo med reptisun you also get a 50 watt halogen lamp and a double socket dome so that you can plug them both in at the same time plus you can turn them on or off separately.
Fluorescent bulbs are the most commonly used type of lighting by turtle keepers.
When paired with a basking light provides heat these combination lights satisfy your red eared slider s heat and lighting requirements.
Uvb rays are not in the visible light spectrum and uvb bulbs will continue to emit light after they have stopped emitting uvb.