JBL PhosEx rapid is a specialized aquarium treatment designed to remove phosphates (PO4) from freshwater aquariums. This 100ml solution helps prevent algae growth by eliminating their primary nutrient source and is particularly effective for small aquarium setups. Key features: • Rapidly removes phosphates from aquarium water • Prevents and controls algae growth • Specifically formulated for freshwater aquariums • Treats up to 400 liters of water • Helps clear cloudy aquarium water • Particularly suitable for small aquariums PhosEx rapid works by binding phosphates, making them unavailable as nutrients for algae. The product is easy to dose and starts working immediately to help maintain optimal water conditions. Regular use can help prevent algae problems before they start. For best results, the product should be used as part of a regular aquarium maintenance routine.