A 0.5 HP floating aerator from a maker with US support, for owners who want a unit built to stay in the water year round and are willing to pay for the warranty.
Amazon $1,999.99The Airmax EcoSeries Fountain, 1/2 HP and the Kasco VFX Aerating Fountain, 1/2 HP are evenly matched, rated 2.0 and 2.0. The Kasco VFX Aerating Fountain, 1/2 HP costs $54.99 less ($1,945 vs $1,999.99).
Prices were last checked November 4, 2026. Product prices and availability are accurate as of that date and are subject to change; the price and availability shown on Amazon or the retailer's site at the time of purchase apply. As an Amazon Associate we earn from qualifying purchases.

A 0.5 HP floating aerator from a maker with US support, for owners who want a unit built to stay in the water year round and are willing to pay for the warranty.
Amazon $1,945Scores side by side
Each factor is scored 0-100 against the same fixed reference points for every floating aerators pond aerator; a clear win is highlighted. How we rank explains each one.
| Factor weight | Airmax EcoSeries Fountain, 1/2 HP | Kasco VFX Aerating Fountain, 1/2 HP |
|---|---|---|
| Overall rating | 2.0/5 | 2.0/5 |
| Value 35% | 0 $3,999.98 per horsepower ($1,999.99) | 0 $3,890 per horsepower ($1,945) |
| Output 20% | 20 0.5 HP motor | 20 0.5 HP motor |
| Efficiency 20% | 50 flow or watts not published (neutral score used) | 50 flow or watts not published (neutral score used) |
| Warranty 25% | 0 warranty not published, scored as none | 0 warranty not published, scored as none |
Specifications
| Airmax EcoSeries Fountain, 1/2 HP | Kasco VFX Aerating Fountain, 1/2 HP | |
|---|---|---|
| Aeration | ||
| Rated for | 0.2 acres | - |
| Maximum depth | 6 ft | - |
| Minimum depth | 24 in | - |
| Power | ||
| Motor | 0.5 HP | 0.5 HP |
| Voltage | 115 V | 120 V |
| In the box | ||
| Power cord | 100 ft | 100 ft |
| Timer | Yes | - |
| Lights | - | No |