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can eny 1 tell me what the diffrence is between
uvb
uva
r-uva
what it is ive got some sun bed tubes philips 100w r-uva and what to know if there eny good for veging because i read on a othere post that onley uvb were the 1s to use but its a shame not use them opinons please....
still waiting for replies.
ive also found a next light its a original tropical lamp from (arcadia) it says promotes plant growth 30w but it is out of a fish tank.
so if i put this light and the uva and my envirolight together will this work please add opinon thanks
never herd of thos lights, is it a brand or model, or a type of light?