Matala Hakko Circle Air Diffuser, 8" Diameter OD-8 Nycon Carefully determine pond volume

Carefully determine pond volume

30 foot power cord

15 R270241 Filter Media

Measures 18"L x 16"W x 10

Helix Cold Temperature Beneficial Bacteria has over 1 billion colony forming units per gram

Matala Hakko Circle Air Diffuser, 8" Diameter OD-8 Nycon Carefully determine pond volumeThe Matala Hakko Air Hose Diffuser is an 8" diameter self weighted diffuser that produces medium sized bubbles. This low back pressure diffuser gives maximum air flow from the air pump. Can be connected to 3 8" diameter weighted hose and has three sized barb options. Note: We recommend at least one diffuser for every 20 to 25 liters of air volume when used with a diaphragm pump (to prevent excessive back pressure).