Working on the same principles as the Day/Night 2-pack dispenser (above), the 24-hour unit is more suited to dry stock such as beef animals, where water intake is more concentrated in the morning and daytime. This dispenser is best used in the morning when its inherent design ensures a steady intake of remedy by the animal over its 24 hour drinking period.The 24-hour unit is more suited to dry stock such as beef animals, where water intake is more concentrated in the morning and daytime. This dispenser is best used in the morning when its inherent design ensures a steady intake of remedy by the animal over its 24 hour drinking period.