Wyin Aqua Expandable Manifold Block

Wyin Aqua Expandable Manifold Block WY30-T – CO2 Regulator Extension

Wyin Aqua Expandable Manifold Block WY30-T is a modular CO2 regulator extension designed for aquarists who want to run multiple planted aquariums from a single pressurised CO2 cylinder and regulator.

The manifold block adds an additional controlled CO2 outlet to compatible Wyin Aqua and ZRDR regulators, helping you expand a single-output system into a multi-tank CO2 setup without replacing the complete regulator.

It includes a precision needle valve and bubble counter assembly, allowing the added outlet to be adjusted independently for accurate CO2 delivery.

Key Benefits of Wyin Aqua Expandable Manifold Block

• Adds an additional CO2 output to compatible regulators
• Ideal for running multiple planted aquariums from one CO2 cylinder
• Includes individual needle valve for precise flow adjustment
• Includes bubble counter for visual CO2 flow monitoring
• Modular design allows further expansion on supported regulator models
• Helps reduce the need for separate CO2 regulators for every aquarium
• Durable aluminium alloy construction
• Designed for pressurised planted aquarium CO2 systems
• Suitable for hobbyists, aquascapers and multi-tank installations

What Is a CO2 Regulator Manifold Block?

A CO2 manifold block is an extension fitted to a compatible regulator to create an additional independent CO2 outlet.

Instead of using a separate cylinder and regulator for every planted aquarium, one pressurised CO2 system can distribute gas to multiple tanks through individual manifold outlets.

Each outlet can be adjusted separately using its own needle valve, allowing different bubble rates to be set for different aquariums.

Compatible CO2 Regulators

The Wyin Aqua WY30-T Expandable Manifold Block is compatible with selected modular Wyin Aqua and ZRDR CO2 regulators, including:

• ZRDR K303 Pro Dual Gauge CO2 Pro Series Regulator
• Wyin Aqua WY30-02S Dual Gauge CO2 Regulator
• Wyin Aqua WY30-01S Dual Gauge CO2 Pro Series Regulator

Always confirm regulator compatibility before ordering, especially when using the manifold with regulator models not listed above.

Convert a Single CO2 Regulator to Multiple Outputs

One of the main advantages of the Wyin Aqua expandable manifold system is its modular design.

If your existing compatible regulator currently supplies one aquarium, adding a manifold block creates an additional independently controlled outlet.

This allows the same CO2 cylinder and regulator to supply more than one planted aquarium.

Ideal for Multiple Planted Aquariums

The WY30-T manifold block is especially useful for:

• Aquarists maintaining two or more planted tanks
• Aquascaping studios
• Aquarium stores with multiple display tanks
• Plant holding and grow-out aquariums
• Users planning to expand their CO2 system later

A modular manifold system can be more convenient and space-efficient than operating separate regulators and cylinders for every aquarium.

Independent CO2 Flow Adjustment

The manifold block uses an individual precision needle valve to control the CO2 flow through its outlet.

This is important because different planted aquariums may require different CO2 injection rates depending on:

• Aquarium volume
• Plant density
• Lighting intensity
• Diffuser efficiency
• Water circulation
• Target CO2 concentration

The needle valve allows fine adjustments so each aquarium can receive an appropriate bubble rate.

Important Note About the Needle Valve

The precision needle valve is designed for fine CO2 flow adjustment.

It should not be forced tightly closed or used as the primary complete shut-off valve.

For complete CO2 shut-off, use the main regulator valve or solenoid system as appropriate.

Forcing a precision needle valve beyond its intended adjustment range may damage the valve.

Built-In Bubble Counter

The manifold extension includes a bubble counter assembly that provides a simple visual indication of CO2 flow.

This makes it easier to compare and independently adjust the CO2 delivery rate for each aquarium connected to the regulator.

Bubble count should be treated as a reference rather than an exact measurement of dissolved CO2 concentration. Always monitor aquarium livestock and plant response when adjusting CO2.

Expandable Modular CO2 System

Compatible Wyin Aqua regulators are designed around a modular manifold system, allowing additional manifold blocks to be connected when more outlets are required.

For example, the Wyin Aqua WY30-02S regulator supports additional manifold blocks for multi-tank CO2 injection.

The ZRDR K303 Pro is also designed for expandable multi-output operation.

The maximum number of manifolds depends on the regulator model, so always follow the regulator’s specifications.

Why Use One CO2 Cylinder for Multiple Tanks?

A correctly configured manifold system can provide several advantages:

• Fewer pressurised CO2 cylinders to refill
• Less equipment around the aquarium area
• One regulator can serve multiple compatible tanks
• Individual needle valves allow separate flow adjustment
• Easy future expansion when another planted aquarium is added
• Potentially lower equipment cost than purchasing multiple complete regulator systems

Installation Overview

Installation should be carried out only with the CO2 supply completely shut off and the regulator depressurised.

1. Close the main CO2 cylinder valve.
2. Release any remaining pressure from the regulator.
3. Confirm the manifold block is compatible with your regulator.
4. Fit the manifold securely to the regulator’s expandable manifold connection.
5. Check seals and O-rings are correctly positioned.
6. Connect suitable pressure-rated CO2 tubing to the outlet.
7. Restore CO2 pressure gradually.
8. Check all connections for leaks.
9. Use the needle valve to set the required bubble rate.

If you are unsure about pressurised CO2 equipment installation, seek assistance before operating the system.

Leak Testing After Installation

After installing an additional manifold, check every new connection for leaks before regular use.

A leak in a pressurised CO2 system can cause rapid cylinder depletion and unstable CO2 delivery.

Ensure all threaded fittings, seals and tubing connections are secure before leaving the system unattended.

Suitable for Pressurised Aquarium CO2 Systems

The Wyin Aqua manifold block is intended for pressurised CO2 regulator systems.

It is not a standalone regulator and does not connect directly to a CO2 cylinder by itself.

A compatible regulator, CO2 cylinder, pressure-rated tubing and suitable aquarium diffuser are required to create a complete CO2 injection system.

What’s Included

• 1 × Wyin Aqua WY30-T expandable CO2 manifold block
• Integrated precision needle valve
• Bubble counter assembly

Product Information

• Brand: Wyin Aqua
• Model: WY30-T
• Product Type: Expandable CO2 regulator manifold block
• Application: Additional CO2 output for compatible aquarium regulators
• Material: Aluminium alloy
• Flow Control: Individual precision needle valve
• Flow Monitoring: Bubble counter
• Suitable For: Pressurised planted aquarium CO2 systems
• Primary Benefit: Multi-tank CO2 distribution from one regulator

Compatible Wyin Aqua CO2 Equipment

Explore compatible and related CO2 equipment from Aqua Zones:

• Wyin Aqua WY30-02S Dual Gauge CO2 Regulator
• Wyin Aqua WY30-01S Dual Gauge Pro Series CO2 Regulator
• Wyin Aqua WY30-02S-D Dual Output CO2 Regulator
• ZRDR K303 Pro CO2 Regulator

Explore more Wyin Aqua products, planted aquarium CO2 equipment and CO2 spares and accessories available from Aqua Zones.