Maxspect Nano Tech Anaerobic Block Catalyst (Pack of 5) Marine Aquariums snails and other invertebrates

snails and other invertebrates

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

Avoid aggressive tangs

Designed to be the correct height to hang on a 15" sump (will stand inside smaller sumps or hang onto taller sumps)

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

Maxspect Nano Tech Anaerobic Block Catalyst (Pack of 5) Marine Aquariums snails and other invertebratesMaxspect 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.