Rotor for PGC PGC Small Rotor for PGC, description and features: Rotor for Power Gravel Cleaner Small.

Filter cartridge for PGC Small Filter cartridge with filter bag for PGC, description and features: Filter cartridge for Power Gravel Cleaner Small.

Salt Reef Crystals 20kg Enriched synthetic sea salt Reef Crystals®, an enriched sea salt mixture, contains a supplementary dose of calcium, vitamins and selected trace elements. Developed for use in refined reef tanks, it was the first enriched sea salt formulation available to amateurs. Please note extra freight costs for salt. <div...

Salt Instant Ocean 20kg INSTANT OCEAN Synthetic sea salt Instant Ocean contains all of the major, minor and trace elements necessary, ideal for all types of aquarium. It does not contain nitrates or phosphates.

Ion Director Multi-Reference Highly precise and stabilized reference solution for ION Director calibration and cross-checking. Max. tol. +/ - 1% Ca: 420 mg/l Mg: 1300 mg/l K: 390 mg/l Na: 10700 mg/l NO3 11 mg/l

Ion Director reference B&nbsp;500ml

Ion Director reference B 1000ml

Ion Director reference A&nbsp;1000ml

Ion Director reference A 500ml

Buffer solution&nbsp;pH 4

Frag HUB&nbsp;20.0 + 20 frag plugs free Coral FRAG HUBS are perfect for safely holding all of your frags in one convenient spot in your aquarium. Our frag hubs are available in a variety of sizes with 5, 10 or 20 holes. They are made from the same material as our popular ceramic frag plugs and are fired at nearly 2000 degrees in a high temperature kiln making...

Frag HUB 10.0&nbsp;+&nbsp;10 frag plugs free Coral FRAG HUBS are perfect for safely holding all of your frags in one convenient spot in your aquarium. Our frag hubs are available in a variety of sizes with 5, 10 or 20 holes. They are made from the same material as our popular ceramic frag plugs and are fired at nearly 2000 degrees in a high temperature kiln...