Matala EZ Air Pro 2 Kit is created for pools in between 5,000 to 16,000 gallons relying on your fish lots. Matala HK40LP Air Pump. -Air flow up to 70 lpm or 2.5 cfm. -Maximum water intensity 14 feets. -Suggested water intensity up to 7 feets. -Only 38 watts! -For Ponds in between 5000 to 16,000 gallons. Pair Of OD-8 Air Hose Diffusers -2 x 8 in dimension self heavy diffusers. -Produces channel measurements blisters. -Low rear tension diffuser provides max air flow coming from the air pump. -Hose clamp adapters included. Weighted Air Hose -30 feets top quality 3/8" heavy pipe. -Will not kink or pulverize.