APT Fixlite is the gentler version of APT Fix — designed specifically for aquariums with delicate plant species such as Vallisneria, Riccia, and mosses. It targets algae effectively while keeping your plants and livestock safe. Using a proprietary blend of carboxylic acids, APT Fixlite inhibits algae growth without harming healthy plant tissue. It fully biodegrades within 24 hours, leaving no residue behind — making it perfect for long-term maintenance and spot treatments. Key Features: Safe for sensitive plants and aquarium livestock Targets algae through natural biochemical processes No harsh chemicals or copper compounds Biodegrades within 12–24 hours Ideal for spot dosing in planted tanks Directions: Use up to 1 ml per 10 L of aquarium water every 24 hours. For best results, apply directly on affected areas using a syringe or pipette. Available Sizes: 100 ml, 300 ml, 500 ml