IceCap RODI Refillable DI Cartridge

IceCap RODI System Refillable DI Cartridge - Refill and Save Time

The IceCap RODI System Refillable DI Cartridge is the unsung hero of your RODI system aquarium setup. It doesn’t come pre-packed with resin—but that’s actually the best part. Why? Because it gives you full control over your DI media.

Built for the Long Haul: Why This Refillable IceCap RODI Cartridge Works

You can pop this cartridge into almost any standard 10-inch RO filter housing—meaning it plays nice with most setups, from IceCap RODI systems to other big-name reef filtration units. Think of it as the universal adapter for clean water.

Key Features of This Refillable RODI Cartridge:

• Ships empty so you can add your preferred DI resin

• Fits all standard 10-inch RO canisters

• Designed for final-stage TDS removal in RODI systems

• Compatible with IceCap 4-Stage RODI, AquaFX, Bulk Reef Supply, Coralife, Kent Marine, and more

• Reinforced structure for easy handling and refill

IceCap RODI Cartridge Replacement Made Simple

When your current DI resin is spent, just unscrew the housing, swap the resin, and keep the water flowing. No weird tools. No need to replace the entire cartridge. You’ll stay zero-TDS without zeroing out your wallet.

Helpful Tip: Pair this cartridge with IceCap Color Changing DI Resin to make monitoring resin exhaustion easier—no more guesswork.

Perfect for Any RODI System Aquarium Setup

From beginner hobbyists to seasoned reefkeepers with a water-testing obsession, this refillable RODI cartridge replacement is the ideal addition to your water treatment routine.

Specifications

• Cartridge Type: Refillable

• Size: Standard 10-inch housing

• Resin Included: No

• Required Resin Volume: ~0.8 liters

• Compatibility: IceCap, AquaFX, Bulk Reef Supply, Aquatic Life, Kent Marine, Coralife systems

More to Check Out

• Browse the lineup of Icecap products
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• Scan and skim your water for debris and waste
•  See filtration setups on our Reef2Reef page
• Follow for updates, giveaways, and new product announcements!
• Get product news and reefing tips