AquaReady HOB-1.5 Hang On Back Protein Skimmer for Saltwater Aquariums

Efficient Filtration: Keep your saltwater aquarium crystal clear with our HOB-1.5 protein skimmer, perfect for tanks up to 75 gallons. Fits aquarium rims up to 3/4" Thick with a minimum tank height of 10-7/8". Heavy Bioload - 40 Gallons Medium Bioload - 60 Gallons Light Bioload - 75 Gallons Innovative Bubble Plate: Maximize filtration efficiency with our specially designed bubble plate maximizing air to water ratio and increasing dwell time for nutrient removal. Ultra Quiet Operation: Enjoy a serene aquatic environment thanks to the ultra-quiet pinwheel pump using only 11 watts. Adjustable & Versatile: Easily hang on external design with adjustable collection cup to fit your aquarium needs from new setups to established aquariums with heavy bio-loads. High-Quality Build: Durable and reliable, ensuring long-lasting performance and improving water quality for your fish and coral.