Amazon has Tetra Whisper Easy to Use Air Pump for Aquariums Up to 10-Gallons on sale for $5.83 . Shipping is free with Prime or on order $25+
- POWERFUL: Tetra Whisper Air Pump provides dependable airflow to your aquarium.
- QUIET: Patented dome shape, suspended motor and sound-dampening chambers for quiet operation.
- PROVIDES OXYGEN AND WATER MOVEMENT: Keeps underwater pets happy.
- AVAILABLE SIZES: Select the proper size for your tank – 10, 20 and 40-gallon pumps have single air outlets, 60 and 100-gallon pumps feature dual outlets.
- NON-UL LISTED: Reliable performance at an economical cost.
Amazon offers free shipping with $25+ orders or get free 1 day shipping on all orders with a free trial of Amazon Prime. A prime trial is also free with Amazon Family (which also gets you up to 20% off diapers among other benefits) or Amazon Student. EBT/Medicaid Cardholders can save on Prime Membership here.
