TMC Reef Filter 2.0 100 Nano DC Marine Nutrient Import Where should I spray this

Where should I spray this reptile medication

Be sure to follow manufacturer recommendations for cleaning and maintenance of your Eheim canister filter

Air Flow (LPH/GPH) - 700/195

Do not use other medications for 10 days after the last added dose

The high performance colour-enhancing formula ensures koi and other pond fish will show off their colour to the full while the high stabilised vitamin C content maintains fish health

TMC Reef Filter 2.0 100 Nano DC Marine Nutrient Import Where should I spray thisAdvanced Multi Purpose DC Filter Precision engineered compact design. Can be used with various types of media. Space saving compact design with a integral high performance DC pump, super quiet running Accessible parts for easy cleaning Suitable for small and nano tanks Suitable for Aquariums up to 100l Power 5w Dimensions 80 x 80 x 290mm excl Bracket