Products / GAF Master Flow Storm Collars

GAF Master Flow Storm Collars

Name: GAF Master Flow Storm Collars
Brand: GAF

Master Flow Storm Collars are GAF's 28 gauge (specified .015) metal storm collars for roof penetrations, adjustable for various roof pitches and offered in several sizes.

Manufacturer

GAF

Product line

Master Flow

Status

active

GAFManufacturer

Related guides

Wind & Fire Ratings Roofing Warranties

Sources

gaf.com verified 2026-09-25