GAF ROOFING
Your home deserves the best protection, and that’s why more homeowners in Kitchener-Waterloo trust their roof with GAF roofing shingles than any other brand. At Quality Care Roofing, we are GAF Certified Contractors in Kitchener-Waterloo, providing professional GAF roof installation, replacement, and repair services to keep your home safe, energy-efficient, and beautiful.
Protect Your Home with Trusted GAF Roofing
That's why more homeowners trust their roof with GAF shingles than any other shingle.
Choose Your GAF Roof with Confidence
As North America’s largest roofing manufacturer, GAF offers the #1 selling shingle, Timberline HDZ, backed by industry-leading warranties like StainGuard Plus Algae Protection and WindProven Infinite Wind Speed Protection. Choosing a GAF roofing system in Kitchener-Waterloo ensures your home is protected with durable shingles and a trusted manufacturer warranty, giving you peace of mind.
Timberline HDZ High Definition Lifetime Shingles
It's Never Just A Roof. It's A Promise, Kept
A Timberline HDZ roof is more than just shingles, it’s a complete system of protection. Layers of advanced technology, including LayerLock, fuse shingles together for added strength. StainGuard Plus Algae Protection uses time-release technology to prevent blue-green algae staining, and installing qualifying GAF accessories unlocks the WindProven Limited Wind Warranty. This system provides maximum performance and long-lasting beauty for your home.
This product has earned the Good HouseKeeping Seal, and can be used to comply with certain FORTIFIED Roof requirements.
North America’s #1-Selling Shingle
Timberline HDZ Shingles Features & Benefits
GAF Timberline HDZ shingles are one of the most popular architectural shingles available today — recognized for their performance, durability, and classic curb appeal.
High Definition Color
Stay safe and dry with a sturdy, long-lasting residential roof over your head.
Strong Wind Performance
LayerLock™ Technology mechanically bonds shingle layers for enhanced durability and dependable wind resistance.
Engineered for the Best Installation
Patented LayerLock™ Technology and the StrikeZone™ nailing area help your roofer do their best work with precision and consistency.
Durable, Long-Lasting Design
Engineered to perform in harsh weather conditions while maintaining long-term beauty and structural integrity.
Advanced Algae Protection
Proprietary GAF Time-Release® algae protection technology helps resist algae growth in a whole new way.
Industry-Leading Warranty Options
Eligible for enhanced GAF limited warranties when installed as part of a complete roofing system by a certified contractor.
Warranties & Technologies
StainGuard Plus Algae Protection Limited Warranty
Protect your roof investment with algae resistance so powerful it allows us to offer a 25-year limited warranty against blue-green algae discoloration on many of our most popular products, including Timberline HDZ Shingles.
WindProven Limited Wind Warranty
When installed with the required combination of four qualifying GAF accessories, GAF shingles with LayerLock technology qualify for the WindProven Limited Wind Warranty with no maximum wind speed limitation.
Layerlock Technology
The StrikeZone nailing area provides up to 99.9% nailing accuracy. It's so easy to hit that a roofer placed 999 out of 1,000 nails correctly in our test.
DuraGrip Adhesive
Dura Grip Adhesive helps protect your roof from winds and wind-driven rain. When combined with LayerLock Technology and the required combination of four qualifying GAF Accessories, it helps provide the holding power behind the WindProven Limited Wind Warranty.
Quality Care Roofing Is Proud To Be Your Trusted, Local GAF Certified Roofers
Why Choose a GAF Certified Contractor?
At Quality Care Roofing, our team is fully certified by GAF—one of the few contractors in Kitchener-Waterloo to earn this distinction. Certification reflects:
Years of quality craftsmanship • Expertise in GAF roof shingles installation • Knowledge of complete GAF roofing systems • Superior customer service
We guide you through every step of your GAF roof replacement or repair, from inspection to installation, ensuring a smooth, hassle-free experience.
You Have Questions, We Have The Answers
If this is your first roof replacement, or it's been many years, you've come to the right place. At Quality Care Roofing, we are GAF-certified contractors, not many contractors can claim that. The certification comes from years of quality workmanship, extensive knowledge of all aspects of roofing, and top-tier customer service. We will be with you every step of the way to ensure your roof replacement or repair is done right, right on time, and hassle-free, so you can enjoy your new roof. We have put together our Roof Replacement Resource Guide so you can make an informed, confident GAF roof decision.
How Do I Know If I Need a New Roof or Just a Repair?
If your roof is older or showing signs of wear—loose shingles, leaks, or damage—it may be time for a GAF roof replacement in Kitchener-Waterloo. Smaller issues can often be repaired with targeted GAF shingle repair, but a full replacement ensures your home is fully protected. Regular roof inspections by our certified team help identify problems early, saving you from costly repairs.
What Goes Into a GAF Roof System?
A high-performing GAF roofing system includes more than shingles:
Cobra Attic Ventilation – reduces attic heat and moisture
Leak Barriers – prevent leaks from ice dams and wind-driven rain
Roof Deck Protection – shields the deck from moisture infiltration
Starter Strip Shingles – prevent shingle blow-offs
Ridge Cap Shingles – protect hips and ridges from leaks
Installing GAF Lifetime Shingles with at least 3 qualifying GAF accessories automatically qualifies your roof for the GAF System Plus Limited Warranty and non-prorated coverage for 10 years.
Avoid high energy bills, moisture buildup, and premature roof damage with proper attic ventilation. Without adequate airflow, heat and moisture can become trapped in your attic, leading to mold growth, shingle deterioration, and costly structural issues over time.
A well-designed ventilation system helps regulate attic temperature, reduces excess humidity, and extends the lifespan of your roofing system. That’s why GAF offers a full line of ridge and off-ridge ventilation products engineered to work seamlessly with your GAF roofing system.
These premium ventilation solutions help protect your investment, improve energy efficiency, and keep your home comfortable year-round. Many GAF ventilation products also meet certain FORTIFIED Roof™ requirements, providing an additional layer of protection and performance.
Need help improving your roof ventilation? Contact our team today for a free roofing estimate.
Why Is Proper Attic Ventilation Important for Your Roof?
All shingles are backed by GAF's industry-leading Shingle and Accessory Limited Warranty, which is automatically included with your installation, so no need to register. Additional warranties available:
Shingle and Accessory Limited Warranty – automatically included
GAF System Plus Limited Warranty – covers materials and workmanship
StainGuard Plus – protects against algae discoloration
WindProven Limited Wind Warranty – unlimited wind speed coverage
Sleep easy knowing your investment is protected by the best warranties in the business.
Does GAF Shingles Come With a Warranty?
See What Your GAF Roof Will Look Like
Use GAF’s Virtual Design Tool to preview shingles, colors, and combinations on your own home or select from preloaded options. Find the perfect look for your Kitchener-Waterloo home and make your dream roof a reality.
Protect Your Home with GAF and Timberline HDZ Lifetime Shingles
North America’s #1-selling shingle, designed to protect what matters most—your home and family—for a lifetime.