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50 x 300ml

Original price £34.99 - Original price £34.99
Original price
£34.99
£34.99 - £34.99
Current price £34.99
Excellent quality grey/blue air stones that have been heated to a high temperature (1300 C) to harden an aluminium alloy. For the best aeration, the stones' high porosity creates very tiny air bubbles. shock-resistant and corrosion-free.
suitable for ponds, aquaculture, ozone generators, air, seawater, and medical applications.

Is delivery free?

We offer free delivery on the majority of our products over £50. This excludes live fish and bespoke filters. Delivery to UK mainland addresses is £3.95 as standard, or £6.95 for express.

How do I return a product?
Get in touch via email or phone and let us know your problem, we will then help as much as possible. A postage address will be given for you to return the product back to us, and postage will be refunded where applicable to our terms and conditions, which are in line with consumer rights.

At Steel City Koi, we offer a wide range of safe and secure payment options when shopping with us.

Accepted payment methods:

Debit/Credit Cards (Inc American Express)

BACS (for faster dispatch of products) please get in touch for this

Cash upon collection *only for live fish

Pay Later options currently include Klarna and Clearpay