t-5 blub question

  • We are currently upgrading MFK. thanks! -neo
yeah, the wattage is set for the length. just something to note, T5HO bulbs are not made to a standard length like other bulbs. each company makes their own size a little different. some bulbs may fit very loose or very tight in that fixture
 
I have that same fixture in 36" on my 65 gallon and it's a very bright light as is. I left the bulbs alone as I have live plants so I wanted the grow light it comes with.
 
I believe the Kelvin rating on the bulbs is a measure of color output not necessarily light output which would be lumen's. I think the higher the Kelvin rating the lower the lumen output but i could be wrong.
 
timeneverfreezes;2667370;2667370 said:
I believe the Kelvin rating on the bulbs is a measure of color output not necessarily light output which would be lumen's. I think the higher the Kelvin rating the lower the lumen output but i could be wrong.
yeah thats how it is. as the K rating increases, you get more color and less light output
 
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