Hi-Blow Air Pumps have been Koi Keepers 1st choice for many years due to their reliability and performance. Here at koi Logic we have Hi-Blow 40 Air pumps which have been running every day for 15 years without a single service... now thats a quality air pump delivering value for money. All Hi-Blow air pumps come highly recommended.

Small Capacity Air Pump (HP 20 Series)
Application *Fish breeding equipment (oxygen supply) *Low frequency therapeutic   equipment and other medical and scientific apparatus *Septic tank (biological contact aeration)	Silent Type Exhaust Type HP20
Specifications TYPE HP20 Rated Voltage V AC100/120/220-240 Power Supply Frequency Hz 50 60 Normal Pressure kPa 9.8 Exhaust Volume /min 18 20 Power Consumption W 17 Noise Level dBA(1m) 31 Weight kg 3.2
Medium Capacity Air Pump (HP 40 Series)
Application *Fish breeding equipment (oxygen supply) *Low frequency therapeutic   equipment and other medical and scientific apparatus *Septic tank (biological contact aeration)	Silent Type Exhaust Type HP40
Specifications TYPE HP40 Rated Voltage V AC100/120/220-240 Power Supply Frequency Hz 50 60 Normal Pressure kPa 12.8 Exhaust Volume /min 40 Power Consumption W 38 Noise Level dBA(1m) 32 Weight kg 5.7
Medium Capacity Air Pump (HP 80 &HP 100 Series)
Application *Fish breeding equipment (oxygen supply) *Low frequency therapeutic   equipment and other medical &   scientific apparatus *Septic tank (biological contact aeration)	Silent Type Exhaust Type HP100
Specifications TYPE HP80 HP100 Rated Voltage V AC100/120/220-240 Power Supply Frequency Hz 50 60 50 60 Normal Pressure kPa 14.7 17.7 Exhaust Volume /min 80 100 Power Consumption W 71 95 100 Noise Level dBA(1m) 36 38 Weight kg 7.0 8.5