GAF Master Flow Gable-Mounted Power Attic Vent with Humidistat/Thermostat, 1,600 CFM

Regular price $146.52

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Gable-Mounted Power Attic Vent, 1,600 CFM

This GAF Master Flow gable-mounted power attic vent boosts airflow up to 1,600 CFM to help reduce heat and moisture in your attic. Built-in thermostat and humidistat automatically optimize operation for comfort and energy efficiency.


Key Features:

  • Automatic Climate Control: Integrated thermostat and humidistat help regulate attic temperature and humidity.
  • High Airflow Performance: Delivers up to 1,600 CFM to move heat and moisture out efficiently.
  • Gable-Mount Design: Installs on existing gable openings for wide compatibility.
  • Durable Construction: Engineered for dependable, continuous attic ventilation.
  • Safety Tested: UL Classified for added peace of mind.

Specifications Table:

Specification Details
CFM 1,600 CFM
Mounting Type Gable-mounted
Control Type Built-in thermostat and humidistat
Certification UL Classified
Height 18-1/2" (470 mm)
Unit of Measure PC
Style/Category Ventilation and Drainage
Manufacturer Number 18EGV06HTBG
Product Number GAFEGVHT
Item Weight 19 lb

Frequently Asked Questions (FAQ):

Q: What size attic is this vent suitable for?
A: With up to 1,600 CFM, it’s typically suitable for medium to large attics; check total attic volume and required NFA to ensure proper sizing.


Q: Does it turn on automatically?
A: Yes. The built-in thermostat and humidistat activate the fan based on temperature and humidity levels.


Q: Is professional installation required?
A: Skilled DIYers can install on a gable opening, but professional installation is recommended to ensure proper wiring and airflow.


Q: What electrical requirements does it have?
A: Standard hardwired household power is required; consult the installation instructions and local codes.


Q: Is it UL certified?
A: Yes, it is UL Classified.


A Sleek Solution for a Cooler, Drier Home

This gable-mounted vent disappears into the architecture while transforming your home’s comfort from the inside out. I love how the integrated humidistat and thermostat quietly choreograph airflow, protecting finishes and storing spaces from excess heat and moisture. Pair it with crisp white soffits and minimalist gable trim to keep the exterior refined. It’s a discreet luxury—performance that preserves your sanctuary.


Optimize your attic’s climate with powerful, automatic ventilation—add the GAF Master Flow unit to your project today.

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