13W or 26W UVB?
Posted: Tue Mar 06, 2018 4:02 pmMy RES is in a 20 gallon tank. Does he need a 13 W or 26 W UVB light?
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Posted: Tue Mar 06, 2018 4:02 pmRe: 13W or 26W UVB?
Posted: Wed Mar 07, 2018 8:57 amEither is fine, but I would lean towards the 26.