Description

API Crystal cleans and clears aquarium water, leaving you with crystal clear water. It is suitable for freshwater, saltwater and reef aquariums.

API Crystal Removes:

  • Organic Aquarium Pollutants
  • Colouring
  • Odours
  • Heavy Metals
  • Toxic Gases

The Api Rena Nexx Crystal Size 4 has a pre-dosed cartridge for mechanical and chemical filtration. It offers optimum microfiltration with activated carbon and superior resins.

The research-grade resin-carbon blend removes compounds that carbon alone cannot remove.

Rena Crystal Cartridges also absorbs unwanted odours and colours. There is a large range of Rena Spares and Rena Parts and these Crystal Cartridges should last for several weeks.

Contains 2x cartridges per pack. Cartridges are advised to be changed every month, so this pack will last for 2 months.

Delivery Information

Fast Free UK Delivery on orders over £60.00.*
Smaller orders under £60.00 are subject to a £4.95 delivery charge. Delivery will typically be made within 2 - 3 working days but may be extended during peak times.

We Can Offer Next Day Delivery for £7.95*
To meet our deadline for this service you must order before 11.00am to ensure delivery for the next working day. This excludes weekends and bank holidays.

*Extra charges or restrictions will apply to certain UK postcodes. These include parts of Scotland, The Highlands, Northern Ireland and offshore Isles. Please note Next Day delivery is not available to these locations. Please click here for a full list of postcode exclusions and contact us today for a personalised quote. 

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