Description
HAILEA 1 OUTLET AIR PUMP is the compact, single-outlet air pump for solo DWC buckets, small propagation tanks, and single-reservoir aeration applications where a simple, quiet, reliable pump is all that is needed. We have been supplying Hailea air pumps to UK hydroponics growers since 2017 because the brand’s reputation for consistent output, low noise, and good service life makes them the practical default choice for growers who want dependable aeration without the cost of an over-specified unit.
Matching Air Pump Size to Your System
In small-scale DWC applications — a single Oxypot, a 25-litre DWC bucket, or a compact propagation reservoir — a single-outlet pump of moderate output is exactly the right specification. Over-sized pumps in small reservoirs produce excessive turbulence that can disturb cuttings and splash nutrient solution onto tent walls, while under-sized pumps fail to maintain dissolved oxygen above the critical threshold required for healthy root function. The Hailea 1 Outlet Air Pump is precisely matched to the airflow requirements of one medium air stone in a reservoir of 15–40 litres, keeping dissolved oxygen at optimal levels for root health without the noise, power draw, or turbulence of a larger unit. At this scale it is also admirably quiet — important for growers operating in domestic spaces where equipment noise matters.
Installation and Maintenance
Position above the waterline of your reservoir to prevent back-siphon of nutrient solution into the pump housing if power is interrupted. Connect to a quality air stone using standard 4mm airline. Service the diaphragm annually or when output reduces — Hailea diaphragm kits are available and extend pump life significantly compared to purchasing a replacement unit. Keep a spare pump available; a single-outlet pump failing overnight in a DWC bucket without backup risks the entire crop before the grower notices the problem.
Pair the Hailea 1 Outlet Air Pump with a quality air stone, 4mm airline, and an Oxypot or single-bucket DWC system for a complete, compact hydroponics aeration solution.
Browse the full range: Explore our complete New Products range at The Horticulture Company. Also in this range: IONIC CALMAG PRO, UGRO XL BASIC 70LITRE, EXHALE CO2 BAG, PLANT !T YOYO (PACK OF 8).








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