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The Complete GAF System

North America's #1 Roofing System, Installed by Legacy

GAF is the largest roofing manufacturer in North America. At Legacy Exteriors, we install the full GAF Lifetime Roofing System — every layer engineered to work together, from the roof deck to the ridge — for lasting protection and lasting curb appeal.

01

Timberline® Architectural Shingles

The heart of the system. GAF's Timberline HDZ® is America's #1-selling shingle, built with LayerLock® technology and the StrikeZone® nailing area for faster, stronger installation and exceptional wind resistance.

Timberline HDZ® · Timberline UHDZ® · Timberline AS II® · Timberline CS®
02

Designer Shingles

The luxury look of natural slate or hand-split wood shake — without the weight or the cost — for homeowners who want standout curb appeal.

Grand Sequoia® · Grand Canyon® · Camelot® II · Slateline® · Woodland®
03

Roof Deck Protection

Breathable synthetic underlayment that shields the roof deck from moisture while letting it breathe — a critical layer most homeowners never see.

Deck-Armor™ · Tiger Paw™ · FeltBuster®
04

Leak Barriers

Installed at eaves, valleys, and other vulnerable areas to defend against ice dams and wind-driven rain where leaks start.

WeatherWatch® · StormGuard®
05

Starter Strip Shingles

Proper edge sealing at the eaves and rakes for high wind resistance exactly where roofs are most likely to fail.

Pro-Start® · WeatherBlocker™
06

Ridge Cap Shingles

A clean, finished ridge line with added protection at the peak of your roof, color-coordinated to your shingles.

TimberTex® · TimberCrest® · Seal-A-Ridge® · Z®Ridge
07

Cobra® Attic Ventilation

Balanced intake and exhaust airflow that helps extend roof life, manage attic heat and moisture, and improve energy efficiency.

Cobra® Ridge Vent · Cobra® IntakePro®

Because Legacy Exteriors installs the complete GAF system — not just shingles — your roof qualifies for GAF's strongest available warranty coverage, protecting both your materials and your investment for decades.

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