EcoSystem Aquarium Pro-Series System CPR Protein Skimmer With Pump

Coralife Super Skimmer 125 Featuring the patented Needle-wheel system water pump (included) with an air inlet silencer for quiet performance. High-grade acrylic construction includes an easy-twist collection cup, water level adjustment dial, and bubble production diffuser. Use this skimmer as a simple hang-on model, or hook it up to your sump system.

Aquarium Systems Natural Wave Pump Timer's alternating water currents created by the pumps and powerheads plugged into Natural Wave mimic actual wave patterns in the ocean, stimulating live corals and providing a more realistic aquatic environment. Varying water circulation can help reduce dead spots and help keep detritus in suspension, allowing it to be more easily captured by filters. Natural Wave has 3 outlets with adjustable frequency – change duration of cycles from 20 seconds to 3 minutes...