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Kasco Robust Aire Diffusers

Kasco Marine Robust Aire Diffusers

Dramatically improves pond environment
Reduces algae growth and keeps pond clean
Eliminates winterkill in fish populations and keeps boat docks safe


Model Pond Size Diffusers Amps-120v/240v tube length
RA1 1.5 1 2.5/1.2 100"
RA2 3 2 2.5/1.2 200"
RA3 4.5 3 3/5/1.6 300"
RA4 8 4 5.1/2.6 400
RA5 10 5 6.2/2.9 500"
RA6 11 6 7/3.5 600"
Pond Size is measured in Surface Acres
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Kasco Aeration Robust-Aire Aquatic Aeration System 772100 - Diffuser Assembly

Includes Base Mount
1.5 Surface Acres
120 Volts
1 Diffuser
100" Tube Length

Our Price: $240.00
Kasco Aeration Robust-Aire Aquatic Aeration System RAH1

Includes Base Mount
1.5 Surface Acres
240 Volts
1 Diffuser
100" Tube Length

Our Price: $1,820.00
Kasco Aeration Robust-Aire Aquatic Aeration System RA1PM

Includes Post Mount
1.5 Surface Acres
120 Volts
1 Diffuser
100" Tube Length

Our Price: $1,312.00
Kasco Aeration Robust-Aire Aquatic Aeration System RAH1PM

Includes Post Mount
1.5 Surface Acres
240 Volts
1 Diffuser
100" Tube Length

Our Price: $1,312.00
Kasco Aeration Robust-Aire Aquatic Aeration System RA1NC

No Cabinet
1.5 Surface Acres
120 Volts
1 Diffuser
100" Tube Length

Our Price: $950.00
Kasco Aeration Robust-Aire Aquatic Aeration System RAH1NC

No Cabinet
1.5 Surface Acres
240 Volts
1 Diffuser
100" Tube Length

Our Price: $950.00
Kasco Aeration Robust-Aire Aquatic Aeration System RA2

Includes Base Mount
3 Surface Acres
120 Volts
2 Diffusers
2 - 100" Tube Lengths

Our Price: $2,276.00
Kasco Aeration Robust-Aire Aquatic Aeration System RAH2

Includes Base Mount
3 Surface Acres
240 Volts
2 Diffusers
2 - 100" Tube Lengths

Our Price: $2,276.00
Kasco Aeration Robust-Aire Aquatic Aeration System RA2PM

Includes Post Mount
3 Surface Acres
120 Volts
2 Diffusers
2 - 100" Tube Lengths

Our Price: $1,768.00
Kasco Aeration Robust-Aire Aquatic Aeration System RAH2PM

Includes Post Mount
3 Surface Acres
240 Volts
2 Diffusers
2 - 100" Tube Lengths

Our Price: $1,768.00
Kasco Aeration Robust-Aire Aquatic Aeration System RA2NC

No Cabinet
3 Surface Acres
120 Volts
2 Diffusers
2 - 100" Tube Lengths

Our Price: $1,405.00
Kasco Aeration Robust-Aire Aquatic Aeration System RAH2NC

No Cabinet
3 Surface Acres
240 Volts
2 Diffusers
2 - 100" Tube Lengths

Our Price: $1,405.00
Kasco Aeration Robust-Aire Aquatic Aeration System RA3

Includes Base Mount
4.5 Surface Acres
120 Volts
3 Diffusers
3 - 100" Tube Lengths

Our Price: $2,781.00
Kasco Aeration Robust-Aire Aquatic Aeration System RAH3

Includes Base Mount
4.5 Surface Acres
240 Volts
3 Diffusers
3 - 100" Tube Lengths

Our Price: $2,781.00
Kasco Aeration Robust-Aire Aquatic Aeration System RA3PM

Includes Post Mount
4.5 Surface Acres
120 Volts
3 Diffusers
3 - 100" Tube Lengths

Our Price: $2,273.00
Kasco Aeration Robust-Aire Aquatic Aeration System RAH3PM

Includes Post Mount
4.5 Surface Acres
240 Volts
3 Diffusers
3 - 100" Tube Lengths

Our Price: $2,273.00
Kasco Aeration Robust-Aire Aquatic Aeration System RA3NC

No Cabinet
4.5 Surface Acres
120 Volts
3 Diffusers
3 - 100" Tube Lengths

Our Price: $1,913.00
Kasco Aeration Robust-Aire Aquatic Aeration System RAH3NC

No Cabinet
4.5 Surface Acres
240 Volts
3 Diffusers
3 - 100" Tube Lengths

Our Price: $1,913.00
Kasco Aeration Robust-Aire Aquatic Aeration System RA4

Includes Base Mount
8 Surface Acres
120 Volts
4 Diffusers
4 - 100" Tube Lengths

Our Price: $3,679.00
Kasco Aeration Robust-Aire Aquatic Aeration System RAH4

Includes Base Mount
8 Surface Acres
240 Volts
4 Diffusers
4 - 100" Tube Lengths

Our Price: $3,679.00
Kasco Aeration Robust-Aire Aquatic Aeration System RA4NC

No Cabinet
8 Surface Acres
120 Volts
4 Diffusers
4 - 100" Tube Lengths

Our Price: $2,806.00
Kasco Aeration Robust-Aire Aquatic Aeration System RAH4NC

No Cabinet
8 Surface Acres
240 Volts
4 Diffusers
4 - 100" Tube Lengths

Our Price: $2,806.00
Kasco Aeration Robust-Aire Aquatic Aeration System RA5

Includes Base Mount
10 Surface Acres
120 Volts
5 Diffusers
5 - 100" Tube Lengths

Our Price: $4,185.00
Kasco Aeration Robust-Aire Aquatic Aeration System RAH5

Includes Base Mount
10 Surface Acres
240 Volts
5 Diffusers
5 - 100" Tube Lengths

Our Price: $4,185.00
Kasco Aeration Robust-Aire Aquatic Aeration System RA5NC

No Cabinet
10 Surface Acres
120 Volts
5 Diffusers
5 - 100" Tube Lengths

Our Price: $3,314.00
Kasco Aeration Robust-Aire Aquatic Aeration System RAH5NC

No Cabinet
10 Surface Acres
240 Volts
5 Diffusers
5 - 100" Tube Lengths

Our Price: $3,314.00
Kasco Aeration Robust-Aire Aquatic Aeration System RA6NC

No Cabinet
10 Surface Acres
120 Volts
5 Diffusers
5 - 100" Tube Lengths

Our Price: $3,314.00
Kasco Aeration Robust-Aire Aquatic Aeration System RAH6NC

No Cabinet
10 Surface Acres
240 Volts
5 Diffusers
5 - 100" Tube Lengths

Our Price: $3,314.00
Kasco Aeration Robust-Aire Diffuser Assembly 772100

1 Diffuser and Assembly parts

Our Price: $240.00
Kasco 3/8" x 100' SureSink Weighted Tubing

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Our Price: $150.00
Kasco 5/8" x 100' SureSink Weighted Tubing

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Our Price: $200.00
Kasco 5/8" x 100' Unweighted Tubing

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Our Price: $148.50