Delivery £3.95 <£30 | £5.95 £30-£75 | FREE £75+
UK Delivery £3.95 under £30 | £5.95 orders £30 - £75 | FREE £75+
Local (Same/Next Day): £5 <£200 | FREE £200+
Local (same or next day) Delivery £5 under £200 | FREE £200+
Heavy / Bulky: £7 per item (National delivery only)
Heavy / Bulky items £7 additional cost per item (National delivery only)

Your basket

Your basket is empty

Continue shopping
Tetra Water Stabiliser
Tetra Water Stabiliser

Tetra Water Stabiliser

by Tetra
£16.30
 
(0 in basket)
Delivery & collection options

Delivery & Collection

Delivery

Local Delivery - Super-fast, personal delivery - same day or next day from our Zoar's fleet of vans:

  • Orders up to £200 - £5.00
  • Orders over £200 - FREE

Applicable postcodes:

  • SA1 - SA18
  • CF33-CF35 & CF42-CF48
  • LD3

Local customers are free to use the nationwide delivery options as well, but note the limitations on heavy and / or bulky items.

National Delivery - We use Royal Mail for smaller items and DPD for orders over £30:

  • Orders up to £30 - £3.95
  • Orders £30 - £75 - £5.95
  • Orders £75+ - FREE

Heavy / Bulky Items

For those items that are too large or heavy for a courier to transport, we charge £7 additional cost to each item added. These items are marked Bulky / Heavy on the website.

Note: the £7 charge per item is only applicable on national delivery that uses Royal Mail or couriers. There is no surcharge on local delivery whatever the total order amount.

Collection

Order before 4pm (2pm on Sundays) for same day collection at our Neath store. Allow an hour before collecting and bring proof of purchase (confirmation email). Available 7 days a week (minus seasonal and bank holidays).

Description

Increases carbonate hardness KH and prevents water from becoming too soft.
Stabilises the pH level and prevents fish losses.
Stable KH and pH levels are essential for healthy water.
Dissolves quickly, does not cloud the water and takes effect instantly.

1.2kg.

Need help? Ask our team

If you have a question or need some advice on using any of our products, please contact us:

You may also like

Pet & Lifestyle Store

Free Help & Advice & 30 Day Returns

Free UK Delivery £75+

Local same or next day free £200+

1,600+ Reviews

Customers Rate Us 4.6/5 on Google

75 Years In Business

Family Business Established In 1949