Back Sera Air Pumps Sera air diaphragm pumps are very silent and energy saving, their particularly high pressure allows them to be used in garden ponds.     sera air 110 plus sera air 275 R plus sera air 550 R plus l/h (equals approx. l/min): min. 110 (approx. 1.8 l/min) min. 275 (approx. 4.5 l/min) min. 550 (9.2 l/min) Power uptake: 3 W 4 W 8 W Obtained pressure: ≥0,010 mPa (≥100 mbar) ≥0,014 mPa (≥140 mbar) ≥0,014 mPa (≥140 mbar) Outlets: 1 2 4 Replacement membrane(s): (Item No.) 06730 06732 06732 (2 pieces) Replacement air filter: (Item No.) 08819 08819 08819   Sera 110 air Pump   One outlet for one air hose Improved, powerful membrane material allows for higher air pressure Extremely quiet Energy saving Long lived Vibration absorbing rubber feet Easy membrane replacement For air operated decoration elements and aquarium devices For oxygen enrichment via an airstone   for small aquariums air stones and single  ornaments   Sera 110 air Pump  £10.99 Free: Non-return valve 1 outlet   Sera 275R Plus  air Pump sera further developed their popular air pumps for aquariums and garden ponds: The three long lived models of the air plus range are smaller and more powerful than their predecessors. Furthermore, they help saving energy, as the revised versions consume up to 33 % less energy. Two outlets for two air hoses Improved, powerful membrane material allows for higher air pressure Extremely quiet Energy saving Long lived Electronically adjustable Two air outlets Vibration absorbing rubber feet Two powerful independent membranes allow for higher air pressure Easy membrane replacement For air operated decoration elements and aquarium devices For oxygen enrichment via an airstone     Sera 275 Air Pump   £18.99     Comes with two non-return valves, one Y piece     Sera 550R Plus air Pump sera further developed their popular air pumps for aquariums and garden ponds: The three long lived models of the air plus range are smaller and more powerful than their predecessors. Furthermore, they help saving energy, as the revised versions consume up to 33 % less energy. Four outlets for air hoses Pleasant, flat design Improved, powerful membrane material allows for higher air pressure Extremely quiet Energy saving Long lived Electronically adjustable Vibration absorbing rubber feet Four powerful independent membranes allow for higher air pressure Easy membrane replacement For air operated decoration elements, aquarium and pond devices For oxygen enrichment via an airstone      Sera Air 550  £29.99   Comes with four non-return valves, three Y pieces 4 outlets   sera spare diaphragm for 110 air pump (single outlet) £3.75   sera spare diaphragm for 275 air pump  (1 x double outlet) £4.50   sera spare diaphragm for 550 air pump (1 x double outlet) £4.50   sera spare filter felt  for 110 air pump  (x2)  £2.50   sera spare filter felt for 275 air pump (x2) £2.50   sera spare filter felt for 550 air pump  (x2) £2.50   HOME - All Food -Outdoor / Pond - Filter spare Parts - SPECIAL OFFERS - Marine Aquarium - Freshwater Aquaria - Cleaning Supplies - Goldfish Supplies - Airline  Supplies - ORNAMENTS - REPTILES