Evolution Aqua 4" Bottom Drain with Air Diffuser AquascapePRO Reliable and quiet

Reliable and quiet

Lifts debris to the surface of the pond

fish and aquatic life

These easy-to-use pumps feature energy-efficient

This beneficial bacteria blend is instrumental to a proper spring opening and organic balance in ponds

Evolution Aqua 4" Bottom Drain with Air Diffuser AquascapePRO Reliable and quietThe EVO 4" Aerated Bottom Drain is made of heavy duty Schedule 80 PVC. It features both a 4" horizontal pipe fitting and a 1" side mounted aeration pipe fitting to make aeration simpler. The center stand pipe can be adjusted, threading to the underside of the aeration plate and gluing to the bottom of the drain base. Includes stainless steel screws, liner ring and aeration disc with plate. We recommend between 30 and 100 liters of air per minute with