I second what rbishop states. I use ufg/rfug. the ugf i have is powered with powerheads the rfug is powered with a powerhead also(set up to push water thru the plates.
as long as you religiously vac and do std maint you shouldn't
ever have to worry about build up under the plates.
so basically do a heavy vac of the substrate over the plates and you should be fine.
as long as you religiously vac and do std maint you shouldn't
ever have to worry about build up under the plates.
so basically do a heavy vac of the substrate over the plates and you should be fine.