Guide to Scott Aerator DA-20 Display Aerators

Here's The Deal

Healthy lakes and ponds attract visitors, wildlife, and admiring glances. But lack of oxygen in a body of water can lead to unhealthy conditions: dead fish, foul odors, algae growth, and stagnant vegetation.

The DA-20 series display style of pond aerators has proven over time to be the best way to add vital oxygen to your pond or lake for a healthy ecosystem. A DA-20 display style pond aerator also eliminates mosquito breeding, inhibits algae growth, prevents odors and keeps your water sparkling clean, while adding spectacular aesthetics!

scott aerator da-20 in operation at office park

That's Not All

The DA-20 is designed to maintain an ecological balance in lakes and ponds by creating both vertical and horizontal water circulation, while simultaneously adding oxygen to the water.

The DA20 display aerator is the workhorse of the Scott Aerator product line, forcefully moving 300-800 gallons of water per minute in a cascading, trumpet shaped spray pattern. This large flow rate does a fantastic job moving algae off of the surface, maintaining clean and clear water, keeping pesky insects away, all while adding a large amount of oxygen to the pond. 

scott aerator da-20 display aerator fountain in rural setting

But There's a Catch

When choosing an aerating fountain, you must make sure that it is the right size for your lake or pond; otherwise, while the water feature will certainly look beautiful, it will not circulate and aerate enough water to give you all the ecological benefits you want and need.

Many customers will actually get 2 or more aerating fountains for larger lakes and ponds, which has the benefit of enhanced water circulation/aeration AND a double or triple dose of beauty.

1/3 HP model

  • 3/4-acres or less
  • 300 gal/min
  • 5 feet tall by 18 feet wide (narrows as low as 7 ft wide)
  • 32" pond depth required
  • 70 ft submersible 12 gauge power cord (up 150' available)
  • 115 Volt motor (230 volt motor available)
  • Motor Specs: 60 HZ, Single Phase, 10 Amps, 680 Watts
  • 5 year motor warranty

1/2 HP model

  • 1/8 acre or larger
  • 400 gal/min
  • 6 ½ feet tall by 22 feet in wide (narrows as low as 9 ft)
  • 32" pond depth required
  • 70 ft submersible 12 gauge power cord (up 150' available)
  • 115 Volt motor (230 volt motor available)
  • Motor Specs: 60 HZ, Single Phase, 10 Amps, 680 Watts
  • 5 year motor warranty

1 HP model 

  • 1/8 acre or larger
  • 500 gal/min
  •  7 feet tall by 25 feet wide (width pattern is adjustable)
  • 32" pond depth required
  • 70 ft submersible 12 gauge power cord (up 150' available)
  • 230 volt motor
  • Motor Specs: 60 HZ, Single Phase, 7.2 Amps, 1280 Watts
  • 5 year motor warranty

1 1/2 HP model

  • 1/8 acre or larger
  • 600 gal/min
  • 10 feet tall by 25 feet wide (width pattern is adjustable)
  • 38" pond depth required
  • 100 ft submersible 12 gauge power cord (up 150' available)
  • 230 volt motor
  • Motor Specs: 60 HZ, Single Phase, 10.6 Amps, 1780 Watts
  • 5 year motor warranty

2 HP model

  • 1/4 acre or larger
  • 700 gal.min
  • 11 feet tall by 26 feet wide (width pattern is adjustable)
  • 42" pond depth required
  • 100 ft submersible 12 gauge power cord (up 150' available)
  • 230 volt motor with Control Box
  • 60 HZ, Single Phase, 12.6 Amps, 2280 Watts, 3450 RPM (available in 3 phase version, please call for price)
  • 5 year motor warranty

3 HP model

  • 1/2 acre or larger
  • 800 gal/min
  • 11 feet tall by 32 feet wide (width pattern adjustable down to 15')
  • 42" pond depth required
  • 100 ft submersible 12 gauge power cord (up 150' available)
  • 230 volt motor with Control Box
  • 60 HZ, Single Phase, 14 Amps, 3000 Watts (available in 3 phase version, please call for price)
  • 5 year motor warranty

Two and four light sets are an option for this unit.

The DA-20 is manufactured utilizing a stainless steel, oil-free submersible motor, making it the most environmentally friendly water aerator on the market. No oil to add or change, no maintenance required, and no control box required. Simple to install, requiring just two anchoring ropes and weights or tethers.  Engineered to be left in the water year round.  Simply shut the DA-20 off, allow it to freeze in and forget about it until the spring thaw. The freezing water does no damage to the DA-20, even under the harshest winter conditions. 

The DA-20 is proudly manufactured in the USA and carries an unconditional 5-year motor warranty. This unit is produced with 70 feet of submersible 12 gauge power cable, greater lengths available and special orders are never a problem. There are optional a two or four light set that easily mounts within minutes to the DA-20; this can be added now or down the road at a later date.

Designed for freshwater and saltwater environments.


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