Replacement Ceramic Disc for Diffuser 20mm

Overview

This 20 mm ceramic replacement disc is the essential component for keeping your CO₂ diffuser running smoothly. Made from high-density ceramic with a silicone sealing ring, it ensures consistent production of ultra-fine CO₂ bubbles—ideal for optimal plant absorption.

Key Features

• High-density ceramic: Provides even, micro-bubble generation for efficient CO₂ dissolution .
• Silicone sealing ring: Prevents leaks and clogging while ensuring disc stays firmly in place .
• Universal fit: Suitable for any CO₂ diffuser with a 20 mm diameter—just tighten snugly before use .
• Soak before use: Pre-soak for 24 hours to avoid large bubble bursts; micro-bubble output resumes within 1–3 days .
• Durable & cost-effective: Lasts 6–12 months (depending on water quality); easy to replace without needing a new diffuser .

Specifications

Installation & Care

1. Soak disc for 24 hours before installation.
2. Unscrew old disc, wipe diffuser housing clean.
3. Insert new disc snugly—avoid overtightening.
4. Expect larger bubbles for up to 3 days as disc saturates, then micro-bubbles return.
5. Periodically remove and rinse to prevent blockages.