The Hakko HK-40L Linear air pump represents a top of the line Liner Air Compressor with 18 month warranty. The Hakko Air Pump 40 will deliver 40 Liters Per Minute.
It is a small unit with surprisingly high output. The Hakko air pumps are built to last with a very durable body and mechanics meaning years and years of everlasting quality airflow.
Very low noise 32/38 dB at 1 meter, low power consumption, Silent operation, Completely oil free, Overload protection with Auto off/on switch for overheat situations. Low power consumption. UL and CE listed for outdoor use.
The outlet fitting is approx 5/8" O.D.
No oil needed for lubrication making the Hakko easy to maintain.
If you live in area with drastic temperature changes, be sure to build your pond deep. Deeper ponds will have more stable water temperatures. The temperature in shallow ponds can fluctuate radically in spring. These fluctuations can make it difficult for beneficial bacteria to colonize.
