You have no items in your basket.
Free Next Day Delivery
on orders over £29 before 3pm
on orders over £29 before 3pm
https://www.swelluk.com:443/aquarium-systems-poly-media/ 
Aquarium Systems Poly Media
Aquarium Systems Poly Media is a versatile filter medium that acts as both mechanical and chemical filtration by absorbing chemicals and pollutants from the water, as well as sieving out fine particles.
Products
Product Information
Poly Media is a unique invention for chemically filtering and purifying both fresh and saltwater. A special patented material bonded to a synthetic matrix, allows Poly Media to absorb contaminants and other toxic materials found in nature or which are introduced to fresh and saltwater aquariums.
Available in 3 sizes; Twin Disks, 20cm x 10cm & 30cm x 30cm, can easily be cut down to fit sumps, internal and external filters.
Poly Media Benefits:- Can be cut to fit any size of filter.
- Changes colour to indicate the type of materials removed.
- Non-Toxic, manufactured specifically for aquarium use.
- Guaranteed to remove copper based medications from seawater.
- Will not release impurities back into the water.
- Will not remove trace elements from solution as it is pre-saturated at seawater levels.
- Suitable for fresh and saltwater aquariums.
- Chemically filters and purifies water.
- Unique filter media which changes colour to identify toxic problem.