Microbe-Lift Gravel & Substrate Cleaner, 16-oz bottle

For substrate which has 1/4″ or more of solids build up, apply 2 tsp. (10 mL.) of MICROBE-LIFT Gravel & Substrate Cleaner per 10 gal. (38L.) of tank water. Use as directed every other week until substrate is clean then follow Substrate Maintenance dosage schedule below. Substrate Maintenance – For substrate with less than 1/4″ or more of solids build up, apply 1 tsp. (5 mL.) of MICROBE-LIFT Gravel & Substrate Cleaner per 10 gal. (38 L.) of tank water. Use as directed monthly. If build up exceeds 1/4″ follow Substrate Cleaning dosage schedule.