SPECIAL ORDER ITEM. Review Returns Policy before purchase. This highline classic toilet tank combines dependable flushing performance with durable construction for residential and commercial bathrooms. Engineered with pressure lite technology, it delivers powerful flushing using 1.6 GPF. The pressure-assisted system helps provide strong bulk flushing power while reducing the need for multiple flushes. Constructed from durable vitreous china, the tank offers long-lasting strength and a smooth, easy-to-clean surface. Designed to pair with compatible Highline bowls, this tank completes a coordinated two-piece toilet system while integrating easily with a variety of bathroom styles.