Master Flow®

Automatic Foundation Vent

Helps to remove damaging moisture that can lead to mold growth and structural decay in the foundation area of the home
Automatic Foundation Vent

 


Automatic
AUTOMATIC
Automatically opens at 70°F (21°C) and closes at 40°F (4°C)
Easy to Install
EASY INSTALLATION
Quick snap-in installation
Better Protection
BETTER PROTECTION
Helps prevent foundation decay and lowers risk of frozen pipes

Features

Master Flow® Foundation Vents help to remove damaging moisture that can lead to mold growth and structural decay in the foundation area of the home.

Product Properties

Contact GAF Contact GAF
Professional Installation Find A Contractor
Pricing and Where to Buy DISTRIBUTORS & RETAILERS