Protein Skimmer – up to 45G JBJ Aquarium

JBJ Aquarium Protein Skimmer Up to 45G – Cleaner Water with Compact Power

The JBJ Aquarium Protein Skimmer (SK-45) delivers precise and powerful skimming for tanks up to 45 gallons in size, all in a space-saving, sleek package.

Built for Efficient, Everyday Performance

Skimming doesn’t need to be a complicated science experiment. The SK-45 makes it simple—just install, adjust, and let it handle the gunk.

• Needle Wheel Impeller Pump – Creates a dense stream of microbubbles that grab and remove dissolved organics

• High-Quality Acrylic Body – Strong, lightweight, and built to last in saltwater environments

• Easy-to-Use Flow Controls – Customize the airflow and water draw to match your tank’s unique needs

Designed for the JBJ RL-45—and Beyond

While the SK-45 fits the JBJ RL-45 like a glove, it also works well with other rimless setups.

Compact Features That Pack a Punch:

• Fits aquariums up to 45 gallons

• Footprint: 3.75" x 3"—great for tight sump spaces

• Adjustable Venturi Valve – Fine-tunes air intake for ideal foam production

• Double Media Sponge – Stops microbubbles from returning to your display

• Large Collection Cup – Reduces the number of trips to the sink

What Makes a JBJ Protein Skimmer 45g So Important?

Protein skimmers remove dissolved organics before they become ammonia, nitrate, or phosphate. It’s like taking out the trash before it starts to smell.

Benefits of the JBJ SK-45 Skimmer:

• Removes excess proteins and organic waste

• Enhances water clarity and oxygen exchange

• Supports mechanical, chemical, and biological filtration systems

Why Choose the JBJ Protein Skimmer SK-45 for Your Reef?

Running a small reef tank shouldn't mean sacrificing performance. The SK-45 offers pro-level skimming in a footprint that won’t crowd your sump.

• Perfect for nano reefs, soft coral tanks, and mixed reef systems

• Ideal for fishkeepers who want less maintenance and more stability

• Mounts securely with a rimless bracket and built-in splash guard

Simple Setup, Solid Results

No need to dig through instruction manuals. Setup is intuitive and tool-free—just connect the pump, drop it in place, and fine-tune.

• Fully adjustable for different bio-loads

• Runs quietly in the background without disrupting your aquascape

• Helps prevent algae blooms by removing organics before they break down

Final Thoughts

Whether you're just starting your reef journey or dialing in your nano tank, the JBJ Aquarium Protein Skimmer Up to 45G offers high-efficiency filtration that fits into almost any build. Clean water, happy fish, and no midnight water changes? That’s a win.

Highlighted in our Reef2Reef series

LINKS:

• Shop JBJ collection of items
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