When it comes to air pumps, being quiet is important, that's why the Bubbilo pumps have extended rubber feet to help absorb more vibration, and reduce the noise further.Some parts, like diaphrams will need replacing from time to time. That's why all the Bubbilo filter products contain a small parts card and information about warranty.SIZES:The Bubbilo Twin Air Pump is available in 2 sizes.Small (TW300): This 3.5 watt twin air pump will suit small to medium aquariums (approx 90-120cm), depending on the number of airflow items you want to run. It has an airflow of 3 Litres per minute.Medium (TW400):This 4 watt twin air pump has an adjustable airflow dial. It will suit medium to large aquariums depending on the number of items you want to run air through. It has an airflow of 4.5 Litres per minute and adjustable flow.
