All heaters nowadays are crap......every brand. That's why I recommended a heat controller. If those Eheims, you just got, are used, you'd should seriously consider a controller.What other heaters are good these days they were thrown in for free
Kensfish.com has a bunch. I have several of the Finnex brands that's been running 2+ years now.K thanks for the heads up I'll look online now for some