🪨 Marinium Aqua Subtra (Crushed Coral Aquarium Substrate)
Crushed Coral Substrate • pH Buffering Media • Natural Calcium Source • Marine & Hardwater Use
 
📋 Marinium Aqua Subtra is a premium crushed coral substrate designed to support stable water conditions in aquariums that benefit from higher mineral content.
As a natural pH buffering media, it helps maintain alkaline water by slowly releasing calcium carbonate into the system.
This substrate also acts as a natural calcium source, supporting stable hardness levels over time.
With its durable grain structure, it is ideal for marine & hardwater use, offering long-term performance and consistent results.
 
💡 Highlights
✨ Crushed Coral Substrate: Natural coral-based aquarium media
⚪ pH Buffering Media: Helps maintain alkaline water conditions
🧪 Natural Calcium Source: Supports GH & KH stability
📏 Durable Grain Structure: Long-lasting, slow dissolution
🌊 Marine & Hardwater Use: Suitable for saltwater and hardwater systems