Product Overview
Seachem PhosGuard is a high-capacity chemical filter media designed to rapidly remove phosphate and silicate from freshwater and marine aquariums.
Available in 100ml, 250ml, 500ml and 1000ml sizes, the spherical porous media maximises water flow while providing fast, irreversible phosphate and silicate removal to help control nuisance algae.
Available Sizes
- 100ml
- 250ml
- 500ml
- 1000ml (1 Litre)
Key Features
- Rapidly removes phosphate and silicate
- Suitable for freshwater and marine aquariums
- Spherical media promotes excellent water flow
- Irreversibly binds phosphate and silicate
- Does not leach contaminants back into the aquarium
- Available in 100ml, 250ml, 500ml and 1000ml sizes
Directions for Use
- Pre-wet and rinse the media before use.
- Place inside a filter bag in a high-flow area of the filter.
- Use approximately 85ml per 200 litres of saltwater or 400 litres of freshwater.
- Test phosphate levels regularly and replace the media when exhausted.
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For Standard Delivery, please allow 5 working days. If you have not received your order in this time, please contact us so we can investigate. Livestock Delivery: All livestock is sent using 24 Tracked delivery. You will be contacted after purchase to arrange a suitable delivery day. |
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30 Day Returns, simply contact us on help@cdlaquatics.co.uk with details of your reason for return and send your item to our returns centre in it's original condition. This excludes all livestock. Please see our Returns Policy for further details |
Product Overview
Seachem PhosGuard is a high-capacity chemical filter media designed to rapidly remove phosphate and silicate from freshwater and marine aquariums.
Available in 100ml, 250ml, 500ml and 1000ml sizes, the spherical porous media maximises water flow while providing fast, irreversible phosphate and silicate removal to help control nuisance algae.
Available Sizes
- 100ml
- 250ml
- 500ml
- 1000ml (1 Litre)
Key Features
- Rapidly removes phosphate and silicate
- Suitable for freshwater and marine aquariums
- Spherical media promotes excellent water flow
- Irreversibly binds phosphate and silicate
- Does not leach contaminants back into the aquarium
- Available in 100ml, 250ml, 500ml and 1000ml sizes
Directions for Use
- Pre-wet and rinse the media before use.
- Place inside a filter bag in a high-flow area of the filter.
- Use approximately 85ml per 200 litres of saltwater or 400 litres of freshwater.
- Test phosphate levels regularly and replace the media when exhausted.
![]() |
For Standard Delivery, please allow 5 working days. If you have not received your order in this time, please contact us so we can investigate. Livestock Delivery: All livestock is sent using 24 Tracked delivery. You will be contacted after purchase to arrange a suitable delivery day. |
|
![]() |
30 Day Returns, simply contact us on help@cdlaquatics.co.uk with details of your reason for return and send your item to our returns centre in it's original condition. This excludes all livestock. Please see our Returns Policy for further details |







