Kockney Koi Undergravel Filter

Under gravel filters provide simple and effective bio-filtration.

Kockney Koi’s Under-Gravel Filters are designed to be configured fit a wide range of tank shapes and sizes.

Supplied with adjustable uplift tubes.

Requires an air pump to operate.

Specifics:

• 18 x 12: 3 trays, 1 outlet pipe, 1 air stone with airline
• 23 x 12: 4 trays, 1 outlet pipe, 1 air stone with airline
• 28 x 12: 5 trays, 1 outlet pipe, 1 air stone with airline
• 34 x 12: 6 trays, 2 outlet pipes, 2 air stone with airline
• 39 x 12: 7 trays, 2 outlet pipes, 2 air stones with airline
• 47 x 12:8 trays, 2 outlet pipes, 2 air stones with airline