This filling line is specifically tailored for 3-5 gallons of barreled drinking water and is available in models such as QGF-100, QGF-300, QGF-450, QGF-600, QGF-900, QGF-1200, QGF1500, and QGF2000. It ingeniously integrates bottle washing, filling, and capping into a single unit, aiming to fulfill the crucial tasks of washing and sterilizing.