Master Flow®

Green Machine High-Power Solar Roof Vent - Dual-Powered Model

Switches automatically between solar and house power to help reduce excess heat and moisture during cloudy weather or at night
Green Machine™ High-Power Solar Roof Vent - Dual-Powered Model
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

Protect Your Investment

Find out about product warranties and options that may help protect your most valuable assets. 

  • Golden Pledge®
  • System Plus
  • 5 yr. Ltd. Warranty with 2 yr. Labor Protection Plus Plan
  • All-American Pledge Roof Guarantee

Product Properties

Contact GAF
Find A Contractor
DISTRIBUTORS & RETAILERS