About Master Flow™ GreenMachine™ High‑Power Solar Roof Vent - Dual‑Powered Model
The Dual Powered Model PRHYBRID2 -automatically switches between solar and house power to help reduce excessive heat and moisture in the attic during cloudy weather or at night. It also helps reduce energy costs associated with operating a purely house-powered unit.1 Includes thermostat control. Both models are eligible for coverage under GAF enhanced warranties when installed by a contractor certified by GAF in connection with a qualifying roofing system2.
- Great performance: Up to 750 CFM (21.24 m3/min) in solar operation3; up to 900 CFM (25.5 m3/min) in AC (house power) operation for excellent airflow3
- Durable Solar Panel: Meets UL 1703 for solar panel impact resistance
This product can be used to comply with certain FORTIFIED Roof™ requirements. Visit gaf.com/fortified and current FORTIFIED Home™ Standard available at fortifiedhome.org for details. Applicable in the U.S. only.
1 Energy cost savings are not guaranteed.
2 See GAF System Plus, Silver Pledge, and Golden Pledge Limited Warranties for complete coverage and restrictions. When not eligible for coverage under GAF enhanced warranties, see Master Flow Ventilation Products Limited Warranty, Master Flow Powered Ventilation Products Limited Warranty or Master Flow Wifi Attic Vent Limited Warranty (depending on product) for complete coverage and restrictions.
3 Based on GAF ASHRAE/ANSI standard airflow testing.
Features & Benefits
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COOLS YOUR ATTIC
Exhausts heat and moisture from your attic space -
LOOKS GREAT
Low-profile design with integral solar panel -
NO-HASSLE OPERATION
Automatically switches between solar power and house power

Earn GAF Rewards when you buy GAF Master Flow™ ventilation products

Eligible accessory product in the Attic Ventilation Category of GAF Residential Enhanced and WindProven™ Limited Warranties*
Product Documentation
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Master Flow GreenMachine High-Power Solar Roof Vent Installation Instructions TRILINGUAL - RESMF320
Installation Instructions and Guides
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Solar Vent Tax Credit
Brochures and Literature