Water is essential. We make it simple to enjoy clean, revitalizing water in your everyday life. All Avalon bottleless water coolers included our powerful NSF certified dual stage filtration system. These two filters provide an endless supply of purified water while also eliminating the cost and environmental impact of bottled water. Filtered water coolers are easy to install - no technician required. In a few simple steps, you’ll be ready to enjoy crisp cold or instant hot water at the push of a button. Save time. Save Money. Go Bottleless.