400W radiums. anyone here use em?
When I have added those spider to my old iwasaki 250 setup the temp have climb of 4 degree and the coral have react very badly so I shut down the MH lightning from 10 houre to 2 houre and climb slowly of 1/2 houre each 2-3 day and even that way some coral have hard time to adjust this intense focus . the frogs spaw who was growing like mad direcly under the MH as just not very grow from the time I add those
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