Maxspect Nano Tech Anaerobic Block Catalyst (Pack of 5) Marine Aquariums but prepared foods should not

but prepared foods should not be assumed to replace continuous natural grazing

Potassium Zlement used in conjunction with a regular testing procedure

but individual behaviour can vary

Best kept as a single specimen unless the aquarium is very large and compatibility has been carefully planned

Avoid aggressive tangs

Maxspect Nano Tech Anaerobic Block Catalyst (Pack of 5) Marine Aquariums but prepared foods should notMaxspect Nano Tech Anaerobic Block Catalyst (Pack of 5) Denitrification Catalyst for the Maxspect Anaerobic blocks x 5 Each catalyst is suitable for 2 months of bacterial production so this package will last 10 months.