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Classic 110INT Protein Skimmer


Regular price $269.99

In-sump skimmer for aquariums up to 130 Gallons

Footprint: 10.4" x 7" | Body Diameter: 5" | Height: 19.75"
Pump: Reef Octopus Aquatrance 1000s

Classic 110INT In-Sump Protein Skimmer

A member of the Reef Octopus Classic Series, this popular in-sump skimmer will provide great filtration for aquariums up to 130 gallons.

As with every Reef Octopus protein skimmer, the Classic 110INT is constructed of high-quality cast acrylic and features an easy to adjust gate valve, a quick release neck for easy cup removal, cup drain, bubble diffuser, o-ring sealed union pump mount, air shredding Aquatrance1000s pinwheel pump and air silencer.

Bioload Handling

The bioload of an aquarium refers to its ability to process waste in proportion to tank volume. Protein skimmers work best when properly matched with the bioload of the system.


  • HEAVY    60 GAL
  • MEDIUM  90 GAL
  • LIGHT     130 GAL

Classic 110int Features

  • Enhanced Performance Venturi Air Injection System
  • Reef Octopus Aquatrance 1000s Skimmer Pump
  • Refined Hybrid (half cone) Skimmer Body
  • Easy to Remove/Quick Release Collection Cup with Drain
  • Precision Water Level Control Output Valve
  • Air Intake Silencer
  • Solid Acrylic Construction
  • Quiet and Energy Efficient Operation

Technical Specs

Body Size: 5in
Footprint: 10.4in x 7in
Neck Size: 2.5in
Total Height: 19.75in
Output Size: 40mm/1.25in PVC
Output Height: 6.5in

Recommended Sump Water Height: 7 - 8in

Pump Information

Reef Octopus Aquatrance 1000s Pinwheel Pump
Wattage: 9w
Air Draw: 420lph / 15SCFH*
Water Draw: 350lph / 92GPH*
*Air and water results will vary depending on aquarium setup


    Customer Reviews

    Based on 2 reviews
    Shon Handley
    Easy to setup, just to wait for it to break in now.

    Easy to put together and setup. Now just to let it break in for a couple weeks so I can tune it.

    Troy Jordal
    110 classic

    Absolutely love it, you guys are great and the store is looking awesome