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Reliable Aeration with the OWS AerMaster Shallow Pond Electric Aerator
The Outdoor Water Solutions AerMaster Shallow Pond Electric Aerator is built to give smaller ponds, lagoons, and septic systems the oxygen boost they need for clearer, healthier water. Whether you choose the LD 1.5, LD 4.0, or LD 7.0 model, you’ll get dependable performance backed by proven engineering.
- Healthier Water Every Day: Eliminates algae, odors, and stagnant water with continuous oxygen circulation.
- Sized for Your Pond: Options range from ½ acre to 1.5 acres, so you can match the right system to your pond size.
- Year-Round Protection: Keeps fish alive, prevents pond stratification, and improves overall water clarity.
- Plug-and-Play Setup: Comes complete with diffusers, airline, and accessories—everything you need to get started.
- Peace of Mind Warranty: Each unit includes a 2-year manufacturer’s warranty, ensuring lasting reliability.

Built Tough: AerMaster Shallow Pond Electric Aerator
- Durable Compressor: Linear diaphragm compressor delivers consistent airflow without high maintenance.
- All-Inclusive Packages: Weighted and non-weighted airline, diffusers, connectors, and even decoy markers (LD 4.0) are included.
- Energy-Efficient Design: Strong aeration with low amp draw keeps operating costs affordable.
- Weather-Ready Components: Built UL-approved for outdoor use with tough materials that resist wear and tear.
- American-Made Quality: Proudly built in the USA and backed by Outdoor Water Solutions’ reputation for reliability.

Smarter Solutions with the OWS AerMaster Shallow Pond Aeration System
- Full Pond Coverage: Multi-diffuser systems (LD 4.0 and LD 7.0) prevent “dead spots” so every part of your pond gets aerated.
- Easy Maintenance: Self-cleaning diffusers and simple airline setup make upkeep quick and stress-free.
- Visual Markers Included: Floating duck decoys mark diffuser placement—functional and natural-looking.
- Flexible Options: Choose from three models (1.5, 4.0, or 7.0 CFM) based on pond size and depth (up to 10’).
- Better Environment: Reduces sediment buildup and creates a more balanced ecosystem for fish and wildlife.

Outdoor Water Solutions AerMaster Shallow Pond Electric Aeration System Parts List: What Comes in the Box
Everything you need comes standard with your OWS AerMaster Shallow Pond Electric Aerator!
- LD 1.5: 50′ of non-weighted airline, 25′ of weighted airline, 1 airstone diffuser, aerator unit, 2-year warranty
- LD 4.0: 100′ of non-weighted airline, 200′ of weighted airline, 2 airstone diffusers with backflow valves, 1 two-way selector valve, 2 airstone housing buckets, 2 duck decoy markers, hose connectors, aerator unit, 2-year warranty
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- LD 7.0: 1 aerator unit, 1 three-way selector valve, 3 low PSI rubber membrane diffusers with bases, airline sold separately, 2-year warranty
OWS AerMaster Shallow Electric Pond Aerator Technical Specifications
LD 1.5 | LD 4.0 | LD 7.0 | |
Pond Size | Up to 1/2 Acre | 1/4 - 1 Acre | 1/4 - 1.5 Acre |
Max Depth | 8 Feet | 8 Feet | 10 Feet |
Airflow (CFM @ 8′) | 1.5 | 4 | 7 |
Power Draw | 2.3 Amps | 2.2 Amps | |
Included Airline | 50′ non-weighted + 25′ weighted | 100′ non-weighted + 200′ weighted | Sold separately (recommend 1/2″ weighted) |
Diffusers | 1 Airstone Diffuser | 2 Airstone Diffusers w/ backflow valves | 3 Low PSI Rubber Membrane Diffusers w/ bases |
Valves | 2-way Selector Valve | 3-way Selector Valve | |
Markers/Buckets | 2 Duck Decoy Markers + 2 Airstone Buckets | ||
Warranty | 2 Years | 2 Years | 2 Years |
Outdoor Water Solutions AerMaster Shallow Pond Aerator System Manuals:
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