how long are you lights on

[pmoneyt]

ok i only have t5's so i will have to take alook at whti can do about setting it up right.

 

[pmoneyt]

Wes whats a good test kit for phos or anything else

 

[BKLYN REEF]

I run my T5 Tek Light 11 hours a day and thinking of cutting it back to 7 -8 hrs.

 

[NaClH2oTANK]

i have mine on for 17 hrs aday. 615 am to 1115pm.
i better change that, but i wonder how the corals would react

 

[NaClH2oTANK]

oh, i have a single 250w hqi 20k over a 30x24 surface area

 

[pmoneyt]

wow 17 hours a day man that a lot

 

[lunner]

I run T5s for 7 hrs daily.

 

[rfc]

8am -10 am - actinics
10am-6pm - 250W MH
6pm-8pm - actinics
8pm to 8am - led moonlights

Since it has been said actinics really dont do anything but look nice, I guess my growth period is 8 hours a day with my MH.

 

[D1J8Z]

Aquarium Use
Actinic lights are also common in the reef aquarium industry. They are used to promote coral and invertebrate growth,
Actinic light produce only light at a specific wavelength of 420 nm. This peak wavelength value produces a very blue light.