Airline 90° Bend Connector | Pond Air Line Fitting (4mm, 8mm)

£1.39

Airline Reducing T-Piece (3 Pack) | 8mm–4mm–8mm Pond Air Fitting

£3.89

Airline Reducer Connector (Pack of 2) | 8mm to 4mm Pond Air Line Fitting

£2.49

Airline Straight Connector Joiner | 4mm & 8mm Pond Air Hose Fitting

Price range: £1.39 through £2.09

Airline T-Piece Connector | 4mm & 8mm Pond Air Splitters

Price range: £1.49 through £2.09

Evolution Aqua Air Pump Rubber Elbow | Flexible Air Hose Connector

£5.95