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Collection: CO2 Parts & Accessories

CO2 diffusers, bubble counters, drop checkers, cylinders and CO2-proof tubing for planted aquariums. Notes below.

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28 products

Seachem Bubble Counter

CO2 Accessory

Seachem Glass Bubble Counter

Regular price $10.50
Sale price $10.50 Regular price
Ista Parts & Accessories

CO2 Accessory

Ista Replacement Ceramic for UFO CO2 Diffuser

Regular price $7.40
Sale price $7.40 Regular price $8.70
Ista replacement small ceramic diffuser for CO2 in planted aquariums front of package

CO2 Accessory

Ista 3 in 1 Replacement CO2 Diffuser - Small

Regular price $6.21
Sale price $6.21 Regular price $7.30
Ista replacement large ceramic diffuser for CO2 in planted aquariums front of package

CO2 Accessory

Ista 3 in 1 Replacement CO2 Diffuser - Large

Regular price $8.70
Sale price $8.70 Regular price
Seachem Laboratories Parts & Accessories

CO2 Accessory

Seachem Glass Beetle Diffuser - 30mm

Regular price $31.70
Sale price $31.70 Regular price
Ista Parts & Accessories

CO2 Accessory

Ista CO2 Mini Gauge Controller

Regular price $155.56
Sale price $155.56 Regular price $194.45
Ista 3 in 1 Compact V large CO2 diffuser for planted and freshwater aquariums

CO2 Accessory

Ista 3 in 1 Compact V CO2 Diffuser - Large

Regular price $22.30
Sale price $22.30 Regular price
Needle Valve for CO2 Regulator

CO2 Accessory

Needle Valve for CO2 Regulator

Regular price $32.06
Sale price $32.06 Regular price $42.75

Beyond the Regulator

The regulator and cylinder are only half a CO2 setup. How the gas dissolves, how you count what you're adding, and how you read the resulting level are what separate a controlled system from guesswork.

In This Collection

  • Diffusers — glass spiral and beetle designs, ceramic cones, stainless steel units and inline 3-in-1 diffusers, with replacement discs.
  • Bubble counters — glass and metal, including 2-in-1 counter and valve combinations.
  • Drop checkers and indicator solutions — plus quick tests for reading CO2 level at a glance.
  • CO2 cylinders — refillable aluminum, 5 lb and 10 lb.
  • Tubing and valves — CO2-proof tubing, precision needle valves and lily pipe sets.

Standard airline is permeable to CO2 — use CO2-proof tubing or you'll lose gas through the tubing wall between refills. Questions? Email info@jlaquatics.com.

J&L Aquatics was formed in December 1997

Our business was started from our love of the aquarium hobby. We at J&L Aquatics felt that the Canadian aquarist should have the option to purchase top quality supplies, equipment and livestock other than the generally over priced local retail stores.