The advanced Tetratec APS 300 Air Pump is for use with all aquaria from 120-300 litres in size

With the external flow control valve included, this product can be easily adjusted to provide the right air flow for all purposes like box filters, air stones, action ornaments and undergravel filters

High flow due to powerful long-lasting diaphragm

Very quiet due to noise supression chambers that absorb sound waves

Very quiet operation due to innovative construction of pump, strong housing walls and special rubber feet, which absorb vibration

3 year guarentee