Evolution Aqua - Ceramic Air Stones

Aeration › Air Stones › Evolution Aqua - Ceramic Air Stones

These Evolution Aqua long life, Hi Oxygen, ceramic airstones are ideal for koi ponds or quarantine systems. They can be placed both inside the pond and or inside the filter system to deliver large amounts of oxygen. Can be used in conjunction with most air pumps. To Fit Airline Size shown in brackets. Product Variants AE-3072 - 50mm x 20mm (4mm) £ 2.50 AE-3070 - 50mm (4mm) £ 3.01 AE-3074 - 80mm x 30mm (4mm) £ 5.06 AE-3076 - 150mm x 50mm (3/8th) £ 10.16 AE-3078 - 220mm x 40mm (3/8th) £ 12.71 AE-3080 - 300mm x 50mm (3/8th) £ 25.48