Sequence® Model 4000 Series External Pumps Blackwater Creek Koi Farm the bacteria draw in dissolved

the bacteria draw in dissolved waste (ammonia and nitrite) and oxygen to convert the waste into nitrate

Optional air diffuser has 1/2" barbed inlet fitting

These are recommendations

0' 1/2" MPT R440110 Quiet One® 2200 38

Sequence® Model 4000 Series External Pumps Blackwater Creek Koi Farm the bacteria draw in dissolvedThe Sequence Model 4000 Series has an expansive design that can perform on all levels, producing high flow rates with medium pressure. Complete with 2" FNPT and buttress thread ports and unions for ease of use. Not self priming, requires strainer basket priming pot Includes 8' 115V cord Dual voltage motors are shipped 115V but can easily be field changed to 230V. There is a wiring diagram on the side of the motor showing high volt or low volt. for