hang on the back

I’ve been looking at HOB refugiums and it has me scratching my head why are HOB power filters less expensive than a HOB fuges?! They are basically the same basic shape but that there are more components in a power filter, ergo costs to those one would think are more. The fuges I’m looking at...

Anyone have recommendations for a cheap a HOD protein skimmer? Searching for one that fits in the back chamber for my JBJ 65 aio currently looking at these two from amazon not convinced that they are rated for up to 80g skimmer 1 skimmer 2 Thanks!

Hello! I was having a couple of issues with my Aquamaxx HOB 1.5 and wanted to share my solutions. Photos included. Issue #1: the seal/stopper for the collection cup is poor AND/OR the skimate was too wet AND/OR the water level rose too high in the skimmer Issue #2: the seal between the box and...

https://www.bulkreefsupply.com/small-aquafuge2-external-hang-on-back-refugium-with-led-ligthing-system-cpr-aquatics.html or...