TURBRO Manatee M18 18,000 BTU
#11 in Above-GroundFull review
A plug-in heater for small above-ground pools up to about 6,000 gallons, for owners who swim in the warm months and don’t want to wire a 240 V circuit.
Amazon $549.99$549.99
2.8/5
A side-discharge heat-and-cool unit for above-ground or small in-ground pools, best for owners who already run a Hayward Omni system.
- 70,000 BTUOutput (80 °F air)
- 5.3COP (80 °F air)
- 48,000 BTUOutput (50 °F air)
- Single speedCompressor
- 40 °FRuns down to
- 2 yr compressorWarranty
Check price at Hayward
Price checked October 27, 2026. As an Amazon Associate we earn from qualifying purchases.
Pros
- Full Omni automation control, including app set points for heat and cool
- Can also cool the water in summer
- Active defrost and a 40 °F operating floor stretch the season
Cons
- Sold only through pool dealers, with no published price
- No Wi-Fi of its own; app control needs a Hayward Omni controller
- Short warranty: 2 years parts from a dealer
The Hayward HeatPro Side Air family
Every Hayward HeatPro Side Air model we rank, smallest first. Ratings compare each against its own pool size.
| Model | Output (80 °F air) | Rating | Price |
|---|---|---|---|
| Hayward HeatPro 50,000 BTU | 47,000 BTU | 2.8/5 | $2,999 |
| Hayward HeatPro 70,000 BTU (this one) | 70,000 BTU | 2.8/5 | - |
How it scores
The rating comes from 6 measured or published factors, each scored 0-100 against fixed reference points for its pool size. How we rank explains each one.
Specifications
| Model number | HP70HA2 |
|---|---|
| Heating ratings | |
| Output, 80 °F air / 80% RH / 80 °F water | 70,000 BTU |
| COP, 80 °F air | 5.3 |
| Output, 50 °F air / 63% RH / 80 °F water | 48,000 BTU |
| COP, 50 °F air | 4 |
| Output kept at 50 °F | 69% |
| Compressor | Single speed |
| Lowest operating air temperature | 40 °F |
| Defrost | Yes |
| Heat and cool | Yes |
| Installation | |
| Power | 230 V, 60 A breaker |
| Water flow | 25 to 38 gpm |
| Heat exchanger | titanium |
| Refrigerant | R-410A |
| Size (W × D × H) | 45.2 × 18.5 × 34.6 in |
| Weight | 207 lb |
| Features | |
| Wi-Fi | No |
| App | OmniLogic |
| Automation compatibility | Hayward Omni |
| Warranty and models | |
| Warranty | 2 yr compressor, 2 yr parts, 1 yr labor, 5 yr heat exchanger |
| Warranty terms | Expert Line above-ground heat pumps (2026 terms): 2 years parts (compressor included), 1 year field labor (3 years parts from a Hayward Rewards partner), titanium tube 5 years. The product page lists the same 2-year parts / 1-year labor; Hayward's in-ground heat pump terms (5 years parts, 2 labor, titanium tube 10 years) may apply when it is installed on an in-ground pool, but Hayward does not say which applies to this model. |
Alternatives in this pool size
Hayward HeatPro 50,000 BTU
#12 in Above-GroundFull review
A compact heat-and-cool unit for an above-ground or small pool from a big-name maker, best bought through a dealer to get the longer warranty.
Amazon $2,999$2,999
AquaCal TropiCal T70 Inverter
#14 in Above-GroundFull review
A compact inverter heat pump for smaller in-ground or above-ground pools up to about 20,000 gallons, for owners who want heat and cool from a 20 A circuit.
Inyo Pools $3,311 HVACDirect $3,311$3,311
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