CO2 Accessories

GLA CO2 Splitter for GRO Regulator Expand your GLA GRO CO2 regulator to supply multiple planted aquariums from a single regulator and CO2 cylinder with the GLA CO2 Splitter. Designed specifically...

GLA Modular CO2 Manifold Expansion Block Expand the CO2 distribution capacity of a compatible GLA modular dual-stage regulator with the GLA Modular CO2 Manifold Expansion Block. Each...

GLA OEM replacement power supply for GLA CO2 regulators, for newest Gen 3 DC barrel plug cable style GLA CO2 Regulators. Please don't hesitate to contact us with any questions.

Replacement GLA OEM Needle Valve for GLA GRO CO2 Regulator. This OEM replacement needle valve is designed specifically for the GLA GRO CO₂ Regulator, restoring precise and reliable CO₂ flow control...

OEM replacement acrylic tube for GLA CO2 bubble counters  

GLA OEM replacement power supply for GLA CO2 regulators, for Gen 2 and older USB style GLA CO2 Regulators

GLA OEM CO2 Bubble Counter Replacement GLA OEM CO2 bubble counter designed for use with compatible GLA aquarium CO2 regulators and systems. This precision bubble counter provides a clear visual...

Replacement o-ring for GLA manifold block, pack of 2. 

GLA GRO CGA-320 Adapter Fitting The GLA GRO CGA-320 Adapter Fitting converts compatible GLA GRO paintball and cartridge-style CO2 regulators for use with standard CGA-320 CO2 cylinders. This...

GLA Paintball Adapter Fitting The GLA Paintball Adapter Fitting converts compatible GLA GRO CO2 regulators for use with paintball-style CO2 cylinders featuring standard pin valve connections. This...

Replacement threaded O-ring assembly kit for GLA GRO Cartridge CO2 Regulator. If you are uncertain if the part is correct for your application, please email or text us to inquire, happy to help...

GLA 2.5 lb Aluminum CO2 Cylinder The GLA 2.5 lb CO2 cylinder is a compact, high-quality aluminum cylinder designed for planted aquarium CO2 systems where space efficiency is important. Its smaller...

GLA 5 lb Aluminum CO2 Cylinder The GLA 5 lb CO2 cylinder is a high-quality aluminum cylinder designed for planted aquarium CO2 systems. Its compact footprint and reliable capacity make it one of the...

74 Gram Disposable CO2 Cartridges (2 Pack) Replacement 74 gram disposable CO2 cartridges designed for use with compatible aquarium CO2 systems and regulators. These compact cartridges provide a...

GLA OEM CO2 Tank Seal The GLA OEM CO2 tank seal is designed for the connection between your CO2 regulator and CO2 cylinder, helping ensure a secure and leak-free installation. This premium clear...

Nylon CO2 Tank Seal This nylon CO2 tank seal is designed for the connection between your CO2 regulator and CO2 cylinder, helping create a secure seal during installation. Replacement seals should...

GLA Stainless Steel Check Valve - Planted Tank Check Valve  The GLA Stainless Check Valve is a high-quality, stainless steel check valve designed to protect your CO2 system from backflow. Built for...

GLA Atomic Check Valve – Nature Aquarium Check Valve High-Pressure CO2 Protection in a Compact, Precision-Machined Form Engineered for serious aquascapers and high-performance planted aquarium CO2...

GLA Clear CO2-Resistant Tubing (10 Feet) The GLA Clear CO2-Resistant Tubing is designed specifically for pressurized planted aquarium CO2 systems. Unlike standard silicone airline tubing, which...

GLA Black CO2-Resistant Tubing (10 Feet) The GLA Black CO2-Resistant Tubing is designed specifically for pressurized planted aquarium CO2 systems. Unlike standard silicone airline tubing, which...

GLA White CO2-Resistant Tubing (10 Feet) The GLA White CO2-Resistant Tubing is designed specifically for pressurized planted aquarium CO2 systems. Unlike standard silicone airline tubing, which...

GLA Transparent Green CO2-Resistant Tubing (10 Feet) The GLA Transparent Green CO2-Resistant Tubing is designed specifically for pressurized planted aquarium CO2 systems. Unlike standard silicone...

GLA Green CO2-Resistant Tubing (10 Feet) The GLA Green CO2-Resistant Tubing is designed specifically for pressurized planted aquarium CO2 systems. Unlike standard silicone airline tubing, which...

GLA Gray CO2-Resistant Tubing (10 Feet) The GLA Gray CO2-Resistant Tubing is designed specifically for pressurized planted aquarium CO2 systems. Unlike standard silicone airline tubing, which...

GLA Transparent Blue CO2-Resistant Tubing (10 Feet) The GLA Transparent Blue CO2-Resistant Tubing is designed specifically for pressurized planted aquarium CO2 systems. Unlike standard silicone...

GLA PRO-CO2 Atomizing Reactor 5L Advanced Atomizing CO₂ Reactor for Nature Aquariums The GLA PRO-CO2 Atomizing Reactor 5L combines high-pressure CO₂ atomization with reactor-based dissolution to...

GLA External CO₂ Diffuser Atomizer (Inline) The GLA External CO₂ Diffuser is an inline CO₂ diffusion device designed for installation outside of the aquarium. It installs directly into the outflow...

GLA Onyx CO₂ Atomizer Diffuser (Ultra-Large) Ultra-Large Black Ceramic CO₂ Diffusion for High-Demand Nature Aquariums The GLA Onyx CO₂ Atomizer Diffuser (Ultra-Large) is a purpose-built,...

Part of the GLA Artisan Collection — Handcrafted by a Small Family of Village Artisans. Crafted One at a Time. Handcrafted by a Small Family of Village Artisans The GLA Artisan Veil CO2 Diffuser is...

Part of the GLA Artisan Collection — Handcrafted by a Small Family of Village Artisans. Crafted One at a Time. Handcrafted by a Small Family of Village Artisans The GLA Artisan Twin CO2 Diffuser is...

Part of the GLA Artisan Collection — Handcrafted by a Small Family of Village Artisans. Crafted One at a Time. Handcrafted by a Small Family of Village Artisans The GLA Artisan CO2 Diffuser – Large...

Part of the GLA Artisan Collection — Handcrafted by a Small Family of Village Artisans. Crafted One at a Time. Handcrafted by a Small Family of Village Artisans The GLA Artisan CO2 Diffuser –...

Part of the GLA Artisan Collection — Handcrafted by a Small Family of Village Artisans. Crafted One at a Time. Handcrafted by a Small Family of Village Artisans The GLA Artisan CO2 Diffuser – Small...

Nature Aquarium CO2 Atomizer – Ultra-Fine Diffuser – Clay/Tiny Ultra-Fine CO2 Diffusion for Nano & Small Nature Aquariums The Nature Aquarium CO2 Atomizer – Ultra-Fine Diffuser – Tiny delivers...

Nature Aquarium CO2 Atomizer – Ultra-Fine Diffuser – Clay/S Ultra-Fine CO2 Diffusion for Compact & Medium Nature Aquariums The Nature Aquarium CO2 Atomizer – Ultra-Fine Diffuser – Small provides...

Nature Aquarium CO2 Atomizer – Ultra-Fine Diffuser – Clay/M Ultra-Fine CO2 Diffusion for Medium & Large Nature Aquariums The Nature Aquarium CO2 Atomizer – Ultra-Fine Diffuser – Medium delivers...

Nature Aquarium CO2 Atomizer – Ultra-Fine Diffuser – Clay/L Ultra-Fine CO2 Diffusion for Large Nature Aquariums The Nature Aquarium CO2 Atomizer – Ultra-Fine Diffuser – Large delivers powerful and...

CeramicStone CO2 Diffuser Atomizer Elevate your aquarium's health and aesthetics with the Ceramic Stone CO2 Diffuser. This high-quality aquarium accessory is designed to efficiently dissolve CO2...

Lucid CO2 Diffuser Atomizer (Nano) – Precision CO2 Injection for a Thriving Nature Aquarium Enhance your planted aquarium with the Lucid CO2 Diffuser Atomizer (Nano), designed for efficient CO2...

Atomic Stainless Steel CO2 Diffuser with Replaceable Ceramic (2 PIECE) The 2 piece Atomic Stainless Steel CO2 Diffuser with Replaceable Ceramic is a high-performance solution designed for efficient...

Atomic Stainless Steel CO2 Diffuser with Replaceable Ceramic (40cm) The Atomic Stainless Steel CO2 Diffuser with Replaceable Ceramic is a high-performance solution designed for efficient CO2...

Atomic Stainless Steel CO2 Diffuser with Replaceable Ceramic (35cm) The Atomic Stainless Steel CO2 Diffuser with Replaceable Ceramic is a high-performance solution designed for efficient CO2...

Atomic Stainless Steel CO2 Diffuser with Replaceable Ceramic (30cm) The Atomic Stainless Steel CO2 Diffuser with Replaceable Ceramic is a high-performance solution designed for efficient CO2...

Atomic Stainless Steel CO2 Diffuser with Replaceable Ceramic (25cm) The Atomic Stainless Steel CO2 Diffuser with Replaceable Ceramic is a high-performance solution designed for efficient CO2...

GLA PRO-CO2 Reactor 90 Degree Internal Flow Elbow Optional Performance Upgrade for GLA PRO-CO2 Reactors. Compatible with both the original GLA PRO-CO2 Reactor and the GLA PRO-CO2 Atomizing Reactor...

Replacement Ceramic Membrane for GLA External CO2 Atomizer (replacement ceramic membrane only, atomizer purchased separately) The GLA Replacement Ceramic Membrane is a direct replacement diffusion...

Replacement ceramic atomizing core for the Atomic Aluminum Inline CO2 diffuser.

Replacement ceramic tube for GLA Aluminum Inline CO2 Diffuser, select appropriate size 16/22mm or 12/16mm.

Replacement set of hose barbs for 16/22mm CO2 reactor

GLA PRO-CO2 Reactor Atomizing Upgrade Kit Upgrade your original GLA PRO-CO2 Reactor to the current atomizing configuration without replacing the reactor vessel. This complete upgrade assembly...

GLA Glass Clip-On CO2 Drop Checker Kit The GLA Glass Clip-On CO2 Drop Checker Kit provides a simple and reliable way to visually monitor CO2 levels in planted aquariums. Featuring an elegant,...

GLA Glass Orb CO2 Drop Checker Kit for Planted Aquarium The GLA Glass Orb CO2 Drop Checker Kit provides a simple and reliable way to visually monitor CO2 levels in planted aquariums. Designed with...

GLA Glass CO2 Drop Checker Kit The GLA Glass CO2 Drop Checker Kit provides a simple and reliable way to visually monitor CO2 levels in planted aquariums. Designed for accuracy and ease of use, this...

GLA 4 dKH CO2 Indicator Solution – Lab Certified Analytical Standard GLA 4 dKH CO2 Indicator Solution is a laboratory-certified analytical standard designed for accurate planted aquarium CO2...