Fifty pints is a whole lot of water, can you imagine those tiny moisture particles floating through the air, creating an icky feeling of dampness. With this 50-pt energy star dehumidifier from Perfect Aire, you'll feel dry and comfortable in any season. It's powerful enough to remove the sticky humidity from large spaces up to 4,500 sq. ft. and it does so with quiet efficiency. You're in control with the adjustable humidistat and comfort option, which controls humidity based on room temperature.