Tanlin is the biological way to deal with the root-eating fungus gnat and scarid fly. Tanlin is completely safe, effective and odour-free. Tanlin used to be called Nilnat.

• Very easy to use
• Completely safe and environmentally friendly
• Odour-free
• Contains no toxic pesticides
• Can be used as a preventative
• Can be used in any grow-system with any substrate
• Very highly concentrated a 20ml bottle treats up to 2000 litres of feed-water