Classic 1000 HOB Protein Skimmer Carbon block pre filter is

Carbon block pre filter is often used as the second stage filtration after the sediment filter for reverse osmosis systems water purification

With the performance of these pumps and backing a 2-year warranty how can you go wrong

Here are some of our favorite features of the Abyzz A400 IPU Pump:

Gyre 2K Pump Features & Benefits

Reef Octopus Bubble Blaster 2000 Pinwheel Pump

Classic 1000 HOB Protein Skimmer Carbon block pre filter isHang On Back Protein Skimmer Rated for up to 130 Gallons Footprint: 8. 8" x 3. 5" Height: 17" Pump: Reef Octopus Aquatrance 1000s Ultra Slim Hang On Back Skimmer The compact Reef Octopus Classic 1000 HOB is a proverbial favorite amongst hang on back protein skimmer users providing beneficial filtration for aquariums up to 130 gallons. With its unique design, the pump is mounted externally and under the actual skimmer body allowing for much less room