Oxygen equipments

Oxygen / Speece cones that dissolve pure O2 for high-density RAS & biofloc farms. High transfer efficiency, multiple capacities. Manufacturer-direct from SIGMA. Request specs & a quote.

Micro/nano-bubble oxygen diffuser pipes & aeration hose for biofloc and pond fish farming — fine bubbles, high oxygen transfer, clog-resistant. Factory-direct from SIGMA. Get a quote.

Energy-efficient paddle wheel aerators for shrimp & fish ponds — strong circulation & oxygen transfer, durable impellers. Multiple sizes, factory-direct from SIGMA. Get a quote.

Industrial protein skimmers / foam fractionators for RAS & marine aquaculture — removes dissolved organics, improves water clarity & oxygen. Factory-direct from SIGMA. Get a quote.

High-pressure regenerative (ring) blowers for aquaculture aeration, RAS & biofloc — oil-free, quiet, energy-efficient. Multiple capacities, factory-direct from SIGMA. Get a quote.

High-efficiency roots blowers for biofloc, RAS & pond aeration. Direct-from-factory pricing, multiple capacities, worldwide export. Request specs & a quote from SIGMA engineers.

Durable submersible water pumps for fish ponds, RAS & aquaculture circulation — high flow, low energy, corrosion-resistant. Multiple capacities, factory-direct from SIGMA. Get a quote.