My Reef Creations Orca Pro II Protein Skimmer

The MRC Orca Pro II is the second model in the renowned MRC Pro Series—engineered for aquarists who demand extreme performance, durability, and efficiency. Featuring an oversized bubble plate, extended skimmer neck, and a robust 10" reaction chamber, the Pro II delivers exceptional foam production and longer dwell time for superior nutrient export.

Built from premium 3/8" cell cast acrylic and 1/4" cast acrylic tubing, and fitted with heavy-duty Spears plumbing, this skimmer is designed for long-term reliability in demanding reef environments. Powered by advanced needle-wheel technology and the exclusive MRC air aspirator, the Orca Pro II sets a benchmark for professional-grade skimming.

Key Features

• Ideal for 400–1,000 gallon systems

• Ozone compatible for advanced water clarity and sterilisation

• Constructed from high-quality 3/8" cell cast acrylic and 1/4" cast acrylic tube

• Extra-large bubble plate for improved microbubble distribution

• Extended neck for enhanced foam stability and performance

• Heavy-duty Spears plumbing for maximum durability

• Powered by needle-wheel technology + exclusive MRC air aspirator

• Large 10" reaction chamber for maximum contact time

• Built for high-bioload reef tanks and advanced filtration setups

Specifications

• System Capability: 400–1,000 gallons

• Total Height: 38"

• Footprint: 21.5" x 20"

• Water Inlet: 1 1/2"

• Reaction Chamber Diameter: 10"

• Gate Valve: 1 1/2" (standard)

• Recommended Feed Rate: 300–900 GPH

• Water Pump: Orca pump included

• Additional Parts Needed: Feed pump (not included)