Check out our Xmas Gift Ideas

Save 10% with Aquarium Builder Offer

Subscribe & Save

Charterhouse TV | 0203 697 3750

1 7

Seachem

Seachem Prime

Seachem Prime

£6.14

£6.14

Sale Sold out

Size 100ml 325ml 500ml 2l 4l

Earn 6 Charterhouse Points with this purchase.

View full details

The UK's #1 Retailer as Voted by Practical Fishkeeping

2023

Online Retailer of the Year

2022

Online Retailer of the Year

2018

Online Retailer of the Year

2017

Runner Up - Online Retailer of the Year

2016

Retailer of the Year

2015

Online Retailer of the Year

2023

Online Retailer of the Year

2022

Online Retailer of the Year

2018

Online Retailer of the Year

2017

Runner Up - Online Retailer of the Year

2016

Retailer of the Year

2015

Online Retailer of the Year

Free Shipping Over £50

Spend over £50 on your order and qualify for free shipping. Next day and timed services available.

Flexible Payment Options

We offer flexible monthly finance options. Credit is subject to application and status.

Charterhouse Points

As a thank you, we run the Charterhouse Points scheme. Earn points on every order.

Subscribe & Save

Charterhouse Subscriptions takes the hassle out of regular ordering.

Free Shipping Over £50

Spend over £50 on your order and qualify for free shipping. Next day and timed services available.

Flexible Payment Options

We offer flexible monthly finance options. Credit is subject to application and status.

Charterhouse Points

As a thank you, we run the Charterhouse Points scheme. Earn points on every order.

Subscribe & Save

Charterhouse Subscriptions takes the hassle out of regular ordering.