For a medium attic where the owner wants a roofing brand fan that runs around the clock and will pay for the wiring. Plug in hybrid fans cost less and move more air.
Amazon $468The Master Flow PRHYBRID2 Dual Roof Vent is the better solar attic fan overall, rated 2.4 to 2.3. The Master Flow PRHYBRID2 Dual Roof Vent leads on features. The Master Flow PRSOLAR2 Solar Roof Vent costs $7.46 less ($460.54 vs $468).
Prices were last checked November 9, 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.
For a medium attic where a low profile look and a GAF warranty with labor cover matter more than airflow per dollar.
Amazon $460.54Which should you buy?
- Choose the Master Flow PRHYBRID2 Dual Roof Vent for features (thermostat, AC backup vs thermostat).
Scores side by side
Each factor is scored 0-100 against the same fixed reference points for every roof mount solar attic fan; a clear win is highlighted. How we rank explains each one.
| Factor weight | Master Flow PRHYBRID2 Dual Roof Vent | Master Flow PRSOLAR2 Solar Roof Vent |
|---|---|---|
| Overall rating | 2.4/5 | 2.3/5 |
| Value 25% | 0 $0.62 per CFM ($468, 750 CFM) | 0 $0.61 per CFM ($460.54, 750 CFM) |
| Airflow 15% | 8 750 CFM | 8 750 CFM |
| Panel 20% | 50 panel rating not published (neutral score used) | 50 35 W panel |
| Features 15% | 70 thermostat, AC backup | 40 thermostat |
| Warranty 25% | 21 6-year warranty | 21 6-year warranty |
Specifications
| Master Flow PRHYBRID2 Dual Roof Vent | Master Flow PRSOLAR2 Solar Roof Vent | |
|---|---|---|
| Airflow | ||
| Mount | Roof | Roof |
| Airflow | 750 CFM | 750 CFM |
| Attic area | 1,000 sq ft | 1,070 sq ft |
| Power | ||
| Panel | - | 35 W |
| Thermostat | Yes | Yes |
| AC backup | Yes | No |
| Build | ||
| Weight | 23 lb | 23 lb |
| Warranty | 6 years | 6 years |
