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GLA

GLA GRO-1 Aquarium CO2 Regulator

$200.00
The GLA GRO-series CO2 regulators lead the way in adaptive CO2 distribution. Our innovative modular manifold, allows the user to add manifold blocks with ease, and expand CO2 supply, independently, to up to 5 aquariums. Our GRO-series regulators can...
GLA

GLA GRO-2 Aquarium CO2 Regulator

$275.00
The GLA GRO-series CO2 regulators lead the way in adaptive CO2 distribution. Our innovative modular manifold, allows the user to add manifold blocks with ease, and expand CO2 supply, independently, to up to 5 aquariums. Our GRO-series regulators can...
GLA

GLA GRO-3 Aquarium CO2 Regulator

$350.00
The GLA GRO-series CO2 regulators lead the way in adaptive CO2 distribution. Our innovative modular manifold, allows the user to add manifold blocks with ease, and expand CO2 supply, independently, to up to 5 aquariums. Our GRO-series regulators can...
GLA

GLA GRO-4 Aquarium CO2 Regulator

$425.00
The GLA GRO-series CO2 regulators lead the way in adaptive CO2 distribution. Our innovative modular manifold, allows the user to add manifold blocks with ease, and expand CO2 supply, independently, to up to 5 aquariums. Our GRO-series regulators can...
GLA

GLA GRO-5 Aquarium CO2 Regulator

$500.00
The GLA GRO-series CO2 regulators lead the way in adaptive CO2 distribution. Our innovative modular manifold, allows the user to add manifold blocks with ease, and expand CO2 supply, independently, to up to 5 aquariums. Our GRO-series regulators can...
GLA

GLA PRO-1 Aquarium CO2 Regulator

$275.00
The GLA PRO-series CO2 regulators lead the way in adaptive CO2 distribution. Our innovative modular manifold, allows the user to add manifold blocks with ease, and expand CO2 supply, independently, to up to 5 aquariums. Our PRO-series regulators can...
GLA

GLA PRO-2 Aquarium CO2 Regulator

$350.00
The GLA PRO-series CO2 regulators lead the way in adaptive CO2 distribution. Our innovative modular manifold, allows the user to add manifold blocks with ease, and expand CO2 supply, independently, to up to 5 aquariums. Our PRO-series regulators can...
GLA

GLA PRO-3 Aquarium CO2 Regulator

$425.00
The GLA PRO-series CO2 regulators lead the way in adaptive CO2 distribution. Our innovative modular manifold, allows the user to add manifold blocks with ease, and expand CO2 supply, independently, to up to 5 aquariums. Our PRO-series regulators can...
GLA

GLA PRO-4 Aquarium CO2 Regulator

$500.00
The GLA PRO-series CO2 regulators lead the way in adaptive CO2 distribution. Our innovative modular manifold, allows the user to add manifold blocks with ease, and expand CO2 supply, independently, to up to 5 aquariums. Our PRO-series regulators can...
GLA

GLA PRO-5 Aquarium CO2 Regulator

$575.00
The GLA PRO-series CO2 regulators lead the way in adaptive CO2 distribution. Our innovative modular manifold, allows the user to add manifold blocks with ease, and expand CO2 supply, independently, to up to 5 aquariums. Our PRO-series regulators can...
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GLA PRO-1-SS Aquarium CO2 Regulator
GLA

GLA PRO-1-SS Aquarium CO2 Regulator

$325.00
The GLA PRO-series CO2 regulators lead the way in adaptive CO2 distribution. Our innovative modular manifold, allows the user to add manifold blocks with ease, and expand CO2 supply, independently, to up to 5 aquariums. Our PRO-series regulators can...
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GLA PRO-2-SS Aquarium CO2 Regulator
GLA

GLA PRO-2-SS Aquarium CO2 Regulator

$400.00
The GLA PRO-series CO2 regulators lead the way in adaptive CO2 distribution. Our innovative modular manifold, allows the user to add manifold blocks with ease, and expand CO2 supply, independently, to up to 5 aquariums. Our PRO-series regulators can...
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GLA PRO-3-SS Aquarium CO2 Regulator
GLA

GLA PRO-3-SS Aquarium CO2 Regulator

$475.00
The GLA PRO-series CO2 regulators lead the way in adaptive CO2 distribution. Our innovative modular manifold, allows the user to add manifold blocks with ease, and expand CO2 supply, independently, to up to 5 aquariums. Our PRO-series regulators can...
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GLA PRO-4-SS Aquarium CO2 Regulator
GLA

GLA PRO-4-SS Aquarium CO2 Regulator

$550.00
The GLA PRO-series CO2 regulators lead the way in adaptive CO2 distribution. Our innovative modular manifold, allows the user to add manifold blocks with ease, and expand CO2 supply, independently, to up to 5 aquariums. Our PRO-series regulators can...
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GLA PRO-5-SS Aquarium CO2 Regulator
GLA

GLA PRO-5-SS Aquarium CO2 Regulator

$625.00
The GLA PRO-series CO2 regulators lead the way in adaptive CO2 distribution. Our innovative modular manifold, allows the user to add manifold blocks with ease, and expand CO2 supply, independently, to up to 5 aquariums. Our PRO-series regulators can...
GLA

GLA PRO-1-SS Aquarium CO2 Regulator (Dual Stage)

$525.00
The GLA PRO-series CO2 regulators lead the way in adaptive CO2 distribution. Our innovative modular manifold, allows the user to add manifold blocks with ease, and expand CO2 supply, independently, to up to 5 aquariums. Our PRO-series regulators can...
GLA

GLA PRO-2-SS Aquarium CO2 Regulator (Dual Stage)

$600.00
The GLA PRO-series CO2 regulators lead the way in adaptive CO2 distribution. Our innovative modular manifold, allows the user to add manifold blocks with ease, and expand CO2 supply, independently, to up to 5 aquariums. Our PRO-series regulators can...
GLA

GLA PRO-3-SS Aquarium CO2 Regulator (Dual Stage)

$675.00
The GLA PRO-series CO2 regulators lead the way in adaptive CO2 distribution. Our innovative modular manifold, allows the user to add manifold blocks with ease, and expand CO2 supply, independently, to up to 5 aquariums. Our PRO-series regulators can...
GLA

GLA PRO-4-SS Aquarium CO2 Regulator (Dual Stage)

$750.00
The GLA PRO-series CO2 regulators lead the way in adaptive CO2 distribution. Our innovative modular manifold, allows the user to add manifold blocks with ease, and expand CO2 supply, independently, to up to 5 aquariums. Our PRO-series regulators can...
GLA

GLA PRO-5-SS Aquarium CO2 Regulator (Dual Stage)

$825.00
The GLA PRO-series CO2 regulators lead the way in adaptive CO2 distribution. Our innovative modular manifold, allows the user to add manifold blocks with ease, and expand CO2 supply, independently, to up to 5 aquariums. Our PRO-series regulators can...
GLA

GLA GRO Paintball Aquarium CO2 Regulator

$225.00
The GLA GRO-series CO2 regulators lead the way in adaptive CO2 distribution. Our innovative modular manifold, allows the user to add manifold blocks with ease, and expand CO2 supply, independently, to up to 5 aquariums. Our GRO-series regulators can...
GLA

GLA PRO Aquarium CO2 Regulator (British/European DIN 477)

$315.00
The GLA PRO-series CO2 regulators lead the way in adaptive CO2 distribution. Our innovative modular manifold, allows the user to add manifold blocks with ease, and expand CO2 supply, independently, to up to 5 aquariums. Our PRO-series regulators can...
GLA

GLA GRO Aquarium CO2 System

$295.00
GLA custom CO2 systems provide planted tank hobbyists the CO2 essentials and monitoring equipment they need to grow a successful planted tank. Our extremely reliable CO2 equipment allows you to focus on what's important, growing & enjoying your...
GLA

GLA GRO Aquarium CO2 System (Advanced)

$405.00
GLA custom CO2 systems provide planted tank hobbyists the CO2 essentials and monitoring equipment they need to grow a successful planted tank. Our extremely reliable CO2 equipment allows you to focus on what's important, growing & enjoying your...
GLA

GLA PRO Aquarium CO2 System

$370.00
GLA custom CO2 systems provide planted tank hobbyists the CO2 essentials and monitoring equipment they need to grow a successful planted tank. Our extremely reliable CO2 equipment allows you to focus on what's important, growing & enjoying your...
GLA

GLA PRO Aquarium CO2 System (Advanced)

$510.00
GLA custom CO2 systems provide planted tank hobbyists the CO2 essentials and monitoring equipment they need to grow a successful planted tank. Our extremely reliable CO2 equipment allows you to focus on what's important, growing & enjoying your...
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GLA PRO-SS Aquarium CO2 System
GLA

GLA PRO-SS Aquarium CO2 System

$420.00
GLA custom CO2 systems provide planted tank hobbyists the CO2 essentials and monitoring equipment they need to grow a successful planted tank. Our extremely reliable CO2 equipment allows you to focus on what's important, growing & enjoying your...
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GLA PRO-SS Aquarium CO2 System [Advanced]
GLA

GLA PRO-SS Aquarium CO2 System (Advanced)

$560.00
GLA custom CO2 systems provide planted tank hobbyists the CO2 essentials and monitoring equipment they need to grow a successful planted tank. Our extremely reliable CO2 equipment allows you to focus on what's important, growing & enjoying your...
GLA

GLA PRO-SS Aquarium CO2 System (Dual Stage)

$620.00
GLA custom CO2 systems provide planted tank hobbyists the CO2 essentials and monitoring equipment they need to grow a successful planted tank. Our extremely reliable CO2 equipment allows you to focus on what's important, growing & enjoying your...
GLA

GLA PRO-SS Aquarium CO2 System (Dual Stage) (Advanced)

$760.00
GLA custom CO2 systems provide planted tank hobbyists the CO2 essentials and monitoring equipment they need to grow a successful planted tank. Our extremely reliable CO2 equipment allows you to focus on what's important, growing & enjoying your...
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GLA PRO-SS Aquarium CO2 System [Changeover]
GLA

GLA PRO-SS Aquarium CO2 System (Changeover)

$670.00
GLA custom CO2 systems provide planted tank hobbyists the CO2 essentials and monitoring equipment they need to grow a successful planted tank. Our extremely reliable CO2 equipment allows you to focus on what's important, growing & enjoying your...
sold out
GLA PRO-SS Aquarium CO2 System [Changeover] [Advanced]
GLA

GLA PRO-SS Aquarium CO2 System (Changeover) (Advanced)

$810.00
GLA custom CO2 systems provide planted tank hobbyists the CO2 essentials and monitoring equipment they need to grow a successful planted tank. Our extremely reliable CO2 equipment allows you to focus on what's important, growing & enjoying your...
GLA

GLA PRO-SS Aquarium CO2 System (Dual Stage) (Changeover)

$870.00
GLA custom CO2 systems provide planted tank hobbyists the CO2 essentials and monitoring equipment they need to grow a successful planted tank. Our extremely reliable CO2 equipment allows you to focus on what's important, growing & enjoying your...
GLA

GLA Manifold Blocks - New Edition

$75.00
Our GLA GRO & PRO-series manifold blocks make it easy to expand CO2 distribution to up to five aquariums. Each block contains our custom built-in needle valve and bubble counter to direct supply of CO2 to an additional aquarium, independently...
GLA

Aluminum Inline CO2 Diffuser

$42.99
Our aluminum CO2 diffuser is designed to be installed outside of the aquarium, inline within the outflow tubing of your canister filter, either below the aquarium or mounted to the aquarium glass. This diffuser is capable of 100% dissolution of CO2 in...
GLA

10lb Aquarium CO2 Cylinder

Save time and money with a 10 lb cylinder. The increased capacity will allow you to refill less often and save money when you refill. In general, the average cost of refilling a 10 lb cylinder is not much more than that of a 5 lb cylinder and you get...
GLA

5lb Aquarium CO2 Cylinder

$99.99
High quality 5lb aluminum CO2 cylinder. The perfect size for almost all planted tanks. Dimensions: 5 1/4" D x 18" H CO2 Capacity: 5 lb Sherwood USA Valve Made of high strength 6061-T6 Aluminum alloy Tested in excess of 100,000 cycles at service...
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GLA

Nylon Seal

$0.75
Nylon replacement seal for the connection between the CO2 regulator and cylinder. This seal needs to be replaced every time the CO2 cylinder is refilled. Nylon replacement seal. Replace every time you refill your CO2 cylinder.
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Atomic

Atomic Check Valve

$12.99
Atomic series check valve with super low 1psi cracking/opening pressure. Permits flow of CO2 in one direction only. Mount inline. Compatible with our CO2 resistant tubing. Easy view arrow marks the direction of flow - away from your regulator. No...
GLA

Industrial Check Valve

$18.99
Gray industrial check valve with low 1 psi cracking pressure, stainless steel spring and ball. Permits flow of CO2 in one direction only. Mount inline. Compatible with our CO2 resistant tubing. 2.98 inch length speed fit tubing fittings Buna-N Seals...
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MILWAUKEE

Milwaukee MC122 pH Controller

$140.00
With Milwaukee's MC Controllers you can monitor and control pH and/or ORP levels. The Milwaukee Instruments "MC" Controllers have a user selectable set point and a visual "Power Activated" LED notification light. Power to the controller box is turned on...
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Atomic

Atomic CO2 Diffuser - 50mm

$25.99
Featuring the world's finest and highest CO2 diffusion rate, our Atomic CO2 diffuser creates supreme diffusion of CO2 in aquarium water. CO2 is capable of 100% dissolution in the aquarium water. Creates a super fine mist of CO2 bubbles, bubble size...
Atomic

Atomic CO2 Diffuser - 60mm

$30.99
Featuring the world's finest and highest CO2 diffusion rate, our Atomic CO2 diffuser creates supreme diffusion of CO2 in aquarium water. CO2 is capable of 100% dissolution in the aquarium water. Creates a super fine mist of CO2 bubbles, bubble size...
Atomic

Atomic CO2 Diffuser - 70mm

$35.99
Featuring the world's finest and highest CO2 diffusion rate, our Atomic CO2 diffuser creates supreme diffusion of CO2 in aquarium water. CO2 is capable of 100% dissolution in the aquarium water. Creates a super fine mist of CO2 bubbles, bubble size...
Atomic

Atomic+ CO2 Diffuser - 55mm (with built-in check valve)

$35.99
Featuring the world's finest and highest CO2 diffusion rate, our Atomic+ CO2 diffuser creates supreme diffusion of CO2 in aquarium water. CO2 is capable of 100% dissolution in the aquarium water. Atomic+ series features fixed suction cups and...
Atomic

Atomic+ CO2 Diffuser - 70mm (with built-in check valve)

$45.99
Featuring the world's finest and highest CO2 diffusion rate, our Atomic+ CO2 diffuser creates supreme diffusion of CO2 in aquarium water. CO2 is capable of 100% dissolution in the aquarium water. Atomic+ series features fixed suction cups and...
Atomic

Atomic+ CO2 Diffuser - 90mm (with built-in check valve)

$54.99
Featuring the world's finest and highest CO2 diffusion rate, our Atomic+ CO2 diffuser creates supreme diffusion of CO2 in aquarium water. CO2 is capable of 100% dissolution in the aquarium water. Atomic+ series features fixed suction cups and...
Cal Aqua Labs

Cal Aqua LABS 13mm Inline CO2 Diffuser

$150.00
CAL AQUA LABS has revolutionized CO2 diffusion in the planted aquarium and has set the highest standards in design and quality with their Inline CO2 Diffuser. The Inline CO2 Diffuser is designed to attach inline to your canister outflow, allowing for...
Cal Aqua Labs

Cal Aqua LABS 17mm Inline CO2 Diffuser

$150.00
CAL AQUA LABS has revolutionized CO2 diffusion in the planted aquarium and has set the highest standards in design and quality with their Inline CO2 Diffuser. The Inline CO2 Diffuser is designed to attach inline to your canister outflow, allowing for...
Cal Aqua Labs

Cal Aqua Labs Double Counter

$28.99
CAL AQUA's Double Counter functions as both a normal-flow and high-flow bubble counter in one elegant design. Normal-Flow Configuration: For small to medium sized aquariums where CO2 bubble rates are not as high, the normal flow mode can be used to...
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Cal Aqua Indicator Refill Solution 60 ml
Cal Aqua Labs

Cal Aqua Labs Indicator Refill Solution 60 ml

$7.99
60 ml. Indicator refill solution for use with CAL AQUA LABS's CO2 checkers. It consists of a premade 4dKH solution containing the appropriate amount of indicator. Easy to use, no mixing required. Simply open cap and fill CO2 checker.