Red Sea Aquarium Tank Net Screen - 48"/120cm Algae Scrapers Purigen darkens progressively as it

Purigen darkens progressively as it exhausts

Effective Filtration: The Polyfilter is highly effective at removing excess nutrients

Vibrant Sea™ is an anhydrous salt that can produce more saltwater from less salt and allows unparalleled uniformity between batches

it is recommended that sponge filter cartridges should be cleaned in turns and independently of each other

select amino acids (L-Lysine

Red Sea Aquarium Tank Net Screen - 48"/120cm Algae Scrapers Purigen darkens progressively as itRed Sea Aquarium Net Screens are customizable DIY aquarium covers that do not compromise light penetration. Designed for open top aquaria, these are perfect stopping fish and invertebrates from getting out and intruders from getting in ! Suitable for use on marine and freshwater aquariums.