HIBLOW HP-40 634 gph Aluminum AC Air Pump

The Hiblow HP-40 air pump is whisper quiet, energy efficient and the longest lasting linear diaphragm pump on the market. The HP-40 provides aeration for septic aerobic treatment units (ATU's), koi ponds, small garden/ residential ponds, aquaculture systems, hydroponics systems and aquaponics systems. The HIBLOW HP-40 is a compatible replacement for the Gast SPP-40, Thomas 5040A, Medo LA-45B, Secoh SLL-40 and other 40 LPM air pump units.