pH Brightwell Florin pH- minus 0 Review(s) £7.23 Brightwell Aquatics Florin pH- safely decreases pH in the planted marine aquarium, where for example macroalgae has increased the pH too much. May also be used for freshwater aquariums . Gradually decreases alkalinity ("carbonate hardness") of the aquarium water. Contains no phosphate or nitrate. Add to cart
pH Brightwell pH+ Plus 0 Review(s) £4.21 Brightwell Aquatics pH+ increases the pH and alkalinity in the marine aquarium. It is stronger than most competing products and composed of purified water and ultra-high purity materials. Add to cart
pH Brightwell Boost pH+ Plus 0 Review(s) £8.77 Brightwell Aquatics Boost pH+ raises the pH in the Marine Aquarium / Reef Tank without increasing the alkalinity or calcium concentration (in tanks already having a proper dKH).Allows maintaining a pH of 8.3, 8.4 or 8.5 in difficult tanks without raising the alkalinity (when used as directed). Add to cart
pH Brightwell Kalk+2 0 Review(s) £8.95 Brightwell Aquatics Kalk+2 contains calcium, magnesium & strontium in the same ionic ratios found in aragonite. This unique feature increases the usefulness of Kalk+2 to reef-building invertebrates such as corals, clams, calcareous algae, etc. Add to cart
Christmas break for our macroalgae species. 
Red macroalgae species for the Reef Display Tank 
Best water conditions for macroalgae growth in the display tank / refugium