Phospha-Guard GFH DARK-ICE

R245,00R465,00

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Description

 

❄️ Phospha-Guard GFH DARK-ICE – High-Performance Phosphate & Metal Remover

Phospha-Guard GFH DARK-ICE is an advanced granulated ferric hydroxide media specifically formulated to extract phosphate (PO₄), silicate, and heavy metals from both freshwater and marine aquariums. With a massive surface area of 300m² per gram, DARK-ICE delivers superior absorption capacity—perfect for maintaining ultra-low nutrient environments in reef and planted tanks.

Designed for long-term performance and safety, it binds contaminants permanently, eliminating the risk of leaching. Plus, it’s reusable up to 3 times with Phospha-Guard RE-CYCLE, making it both effective and economical.


🌟 Key Benefits

🧲 Powerful Phosphate & Silicate Removal
Rapidly pulls out phosphates, silicates, and toxic metals from your water column—ideal for coral-heavy reef tanks and overstocked freshwater systems.

🧬 Zero Leaching Guaranteed
Phosphates bond securely to the DARK-ICE granules and won’t be released back, even over time.

💧 Safe for All Aquarium Life
Does not affect pH or alkalinity—perfect for sensitive reef and planted aquariums.

🐚 Accelerates Coral Growth
By eliminating phosphate inhibition, it helps improve calcification and tissue development in SPS and LPS corals.

🌿 Controls Algae at the Source
Reduces nutrients that fuel algae growth, helping prevent outbreaks of hair algae, cyano, and green dust algae.

♻️ Regenerable Media
Can be reused up to three times with Phospha-Guard RE-CYCLE, reducing waste and replacement cost.


🧪 Technical Specs

  • Media Type: Granulated Ferric Hydroxide (GFH)
  • Brand Variant: DARK-ICE
  • Surface Area: 300m²/g
  • Application: Removes phosphate, silicate & heavy metals
  • Usability: Freshwater and marine safe
  • Regenerable: Up to 3 cycles with RE-CYCLE
  • Form: Granules – use in media bags or reactors
  • Leaching: None – phosphate stays locked

🧰 Directions for Use

  • Rinse lightly before placing in the tank
  • Use in a mesh bag or fluidized reactor for best results
  • Do not overdose; monitor phosphate levels regularly
  • Regenerate media as needed with Phospha-Guard RE-CYCLE

📦 What You’ll Receive

  • A sealed container of Phospha-Guard GFH DARK-ICE media
  • Instructions for use and regeneration
  • Compatibility with Phospha-Guard RE-CYCLE for reuse

⚙️ Phospha‑Guard GFH DARK‑ICE Reactor Setup Guide

1. Choose a Suitable Reactor

Opt for a fluidized media reactor for optimal performance. These reactors gently tumble the media, maximizing water contact and preventing clumping

 Compact reactors like the AquaMaxx or Two Little Fishies PhosBan models work well for most tanks.


2. Rinse the Media

Before use, rinse the DARK‑ICE granules thoroughly with RO/DI water until the rinse water runs clear. This removes dust and fines that can cloud the tank


3. Load the Reactor

Add the granules into the reactor’s chamber—do not overfill. Leave some space so the media can move freely with water flow


4. Set Initial Flow

Start with a low flow rate to gently tumble the granules. Visualize a slow “rolling boil”—media should move just enough to avoid compacting or grinding


5. Install the Reactor

Place it in a high-flow area of your sump or filtration loop, such as before or after the protein skimmer. Ensure water flows through the media effectively—reactors are more efficient than passive media bags


6. Monitor Phosphate Levels

Test regularly (e.g. weekly). If phosphate levels don’t drop below your target range, slowly increase flow or add more media according to the tank’s needs


7. Regenerate the Media

When phosphate levels rise again, use Phospha‑Guard RE‑CYCLE to regenerate the media—up to three times—before needing replacement. This maintains performance and reduces costs.


🛠️ Tips for Optimal Performance

Tip Description
Avoid Dust Always rinse before use to prevent dust-related issues
Correct Flow Gentle tumbling is key—too much flow grinds media; too little causes channeling
Media Quantity A good starting point is ~1 tbsp GFO per 4 gal. Adjust as needed
Reactor Maintenance Clean the reactor during media changes to maintain flow efficiency

✅ Quick Setup Checklist

  1. Rinse GRH media thoroughly

  2. Add to reactor chamber, leaving space

  3. Begin with low, gentle flow

  4. Position reactor in high-flow zone

  5. Test phosphate levels weekly

  6. Regenerate or replace as needed

Additional information

Size

300g, 600g

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