*Product May Be Subject To Extended Lead Times. The Waterfall LP 20 Air Pump is a compact and energy-efficient solution, delivering up to 22 liters of air per minute. Ideal for small ponds, aquariums, and hydroponic systems, it operates quietly using electromagnetic linear diaphragm technology. With a maximum water depth of 2.2 meters and six outlet ports, it ensures consistent oxygenation, promoting healthier aquatic environments. Its durable construction allows for placement in low-dust areas and can withstand light rain and sprinkling.