Disposable CO2 canister replacements for the Ista diffuser set.

Set up

Vertically place your diffuser in to the tank to fill up the chamber with aquarium water.

Secure diffuser in tank suction cups

Cover and fasten the air outlet (positioned on the top side of diffuser) with rubber connector.

Connect the co2 inlet (positioned on the by side of the diffuser) with the replacement co2 canister through

The airline tubing and gently fill up the chamber of diffuser with co2.

Ista disposable CO2 canister, it 5500 cc (at 1atm 25°c).

Please note: this listing is for the disposable canisters only and not the whole set, although we have provided the set up information for you.

Aquacadabra acts as credit broker/intermediary and not as a lender.

Klarna's credit products are provided by Klarna Bank AB, which is authorised and regulated by the Swedish Financial Services Authority, with limited supervision by the Financial Conduct Authority. More information can be found here.

Newpay finance options are provided through Deko’s platform by NewDay. P.D. Aquatics Ltd, t/a Aquacadabra is an Introducer Appointed Representative of Pay4Later Ltd, t/a Deko, which is authorised and regulated by the Financial Conduct Authority (ref no 728646) and is a credit broker, not a lender. NewDay Ltd is authorised and regulated by the Financial Conduct Authority (ref no 690292) and is authorised by the Financial Conduct Authority under the Payment Services Regulations 2017 for the provision of payment services (ref no 555318). More information can be found by clicking the newpay option above, or in the Newpay FAQs.

We really want you to be happy with the product that you've received. If however, when the goods arrive they're not what you want, then no problem - we have a 60 day no quibble return guarantee. Just let us know that you're going to return the item(s) by contacting us(stating your Order Number) and complete the returns packing slip that will have been included with your delivery. This will help us to quickly identify the item that you have returned (unopened and unused) - and we'll put a refund through for you.