Stock Tank Cleaner Refills, 6pk

A natural solution specially formulated to keep stock tanks clean and clear. Contains all natural beneficial bacteria to break down organic sludge. Each dispenser treats up to 250 gallons of water daily for 30 days. For larger stock tanks, add additional dispensers accordingly. Usage: add 1 refill pack into the cup then screw cap back onto cup and place in bottom of stock tank. Kit contains: 1 dispenser and (2) 30-day refills. Note: For best results, start with a clean stock tank.