May 11, 2018 #1 riche Valuable Member View Badges Joined Feb 7, 2014 Messages 1,246 Reaction score 439 Location Metro Detroit Rating - 100% 1 0 0 the way my sump is I can only fit heater(s) in the fuge area, is that a issue? Thanks Last edited: May 11, 2018
May 12, 2018 #2 Tahoe61 10K Club member View Badges Ultimate Member Reef Squad Excellence Award R2R App User Moderator Emeritus My Aquarium Showcase Joined Mar 2, 2012 Messages 18,733 Reaction score 22,870 Location AZ Rating - 0% 0 0 0 As long as the heater is not in direct contact with the sand or micro-algae I do not see an issue.