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The brand GAF has been around since 1886 and is North America’s largest roofing and waterproofing manufacturer. When you need a roofing upgrade that blends beauty, durability and long-term value, GAF shingle installation delivers.

At AmeriPro Roofing, we now install top-quality GAF shingles, including Timberline HDZ®, UHDZ®, NS and AS III — giving homeowners superior weather resistance, rich architectural styling and robust warranty protection with Standards Through the Roof®.

Why GAF Is an Advantageous Roofing Choice

Explore the key reasons why GAF shingles are an advantageous choice for homeowners below.

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Durable Protection Through Harsh Weather

Home with Grey Roof - Front View

GAF’s architectural shingles are engineered for tough conditions. For example, Timberline HDZ® shingles use patented LayerLock™ technology and a wider StrikeZone™ nailing area to ensure precise, secure installation, helping to improve bonding and reduce the risk of shingle lift or failure under heavy winds.

When installed as part of a full GAF system (with starter strips, underlayment, ridge cap shingles, leak barrier or proper attic ventilation), these shingles become eligible for the WindProven™ Limited Wind Warranty. This warranty has no maximum wind-speed limitation.

This means a GAF roof stands up far better to storms, wind, rain and other weather extremes, which is essential for homeowners replacing older or compromised roofs. This advanced engineering ensures your home remains a safe haven, safeguarding your most valuable asset from unpredictable weather. Homeowners gain peace of mind, knowing their investment is built to endure.

Home with Grey Roof - Front View

Long-Lasting Resistance to Stains and Discoloration

Emergency Roof Repair

Roof discoloration from algae and stains is a common problem, especially in humid or damp climates. GAF combats this with its Time-Release Algae-Fighting Technology. Shingles such as Timberline HDZ® come with a 25-year StainGuard Plus™ Algae Protection Limited Warranty.

For homeowners who want a premium and longer-lasting finish, Timberline UHDZ® shingles — also offered by AmeriPro Roofing — provide enhanced granule technology, richer color blends and a 30-year StainGuard Plus PRO™ warranty against algae discoloration. This protection helps preserve your home’s curb appeal and extends the effective lifespan of your roof.

Emergency Roof Repair

Premium Colors and Styles

GAF shingles bring architectural and design flexibility. Their High Definition® shadow bands create exceptional dimension and design, giving roofs a textured, premium look that enhances a home’s character and resale appeal.

Whether your home calls for a classic look or a statement roof, GAF’s wide variety of shingle styles and color blends lets you match your roof to your facade, trim, siding and personal taste. And with options like Timberline, you can select shingles that strike the desired balance between budget, durability and design.

Comprehensive Warranty and System-Level Protection

Residential House with Grey Roof

When AmeriPro Roofing does a full GAF roofing system installation, including shingles, underlayment, ridge caps and accessories, your roof is eligible for robust warranty coverage, including:

  • WindProven™ Limited Wind Warranty (no maximum wind-speed limit when system requirements are met).
  • StainGuard Plus™ Algae Protection Limited Warranty, or StainGuard Plus PRO™ on qualifying shingles like UHDZ®.
  • Added protection from GAF’s LayerLock™, DuraGrip™ sealant and quality installation practices that help keep shingles secure.

We use GAF-certified materials and follow manufacturer guidelines, ensuring our GAF roofing system installations provide you with the best chance for long-term performance and protection. Homeowners can also benefit from our Limited Lifetime Workmanship Warranty.

Residential House with Grey Roof

What You Get With AmeriPro Roofing Installation

When you choose AmeriPro Roofing for your GAF shingle installation, our experts handle the following:

  • complimentary roof inspection to assess damage, age and suitability for replacement with thorough documentation provided for your records.
  • Removal of old shingles and roofing materials, with full cleanup so your property remains tidy and safe for your family
  • Protection of your property and landscaping during the process using specialized tarps and barriers to minimize disruption
  • Full sub-roof inspection and any necessary repairs to decking or underlayment
  • Installation of GAF underlayment and all required system accessory components
  • Professional installation of your selected GAF shingles
  • Proper application of ridge caps, starter strips, ventilation and leak barriers where needed
  • Final roof inspection to ensure workmanship, alignment and adherence to GAF’s installation standards

Thanks to the quality of GAF shingles and our GAF-certified installation process, your home gets a roof that delivers reliable performance, strong weather resistance and a polished look that lasts for years.

While AmeriPro Roofing focuses on classic architectural shingles from GAF’s Timberline series, we understand many homeowners are curious about solar shingles and premium roofing upgrades. For options that combine roofing and energy performance, solar shingle technology may be an option. At present, our core expertise remains on traditional GAF shingle systems, but we’re open to discussing roof-ready preparations, such as ventilation, structural integrity and underlayment, that could support future solar installations.

We can confidently report that if you are exploring potential solar shingles for your roof upgrade or replacement, GAF has its own Timberline solar shingles range, called the GAF Energy Timberline Solar® ES 2.

PYS Oakridge Onyx Black Shingles
PYS Oakridge Williamsburg Gray Shingles
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PYS Oakridge Estate Gray Shingles
PYS Oakridge Driftwood Shingles
PYS Oakridge Desert Tan Shingles
PYS Oakridge Brownwood Shingles

When to Consider GAF Shingle Installation

GAF shingle installation is ideal for homeowners who:

  • Want a durable, long-lasting roof replacement rather than a short-term fix.
  • Live in areas prone to high winds, storms or variable weather and need a roof that can withstand those conditions.
  • Value strong curb appeal and want a roof that enhances the look of their home.
  • Seek low-maintenance roofing with resistance to algae, stains and weather wear.
  • Prefer flexible options, from value-based architectural shingles to premium, designer-grade shingles, depending on budget and style preferences.
  • Want the best product on the market.

If your roof is older, worn, damaged by weather or simply showing its age, switching to GAF gives you a significant upgrade in safety, style and peace of mind. GAF also primarily manufactures its products in the United States, ensuring that products are readily available for upgrades or replacements and are consistent with their warranties.

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Why AmeriPro Roofing Is Your Trusted GAF Shingle Installation Partner

We believe roof replacement is more than just shingles — it’s about quality, professionalism and attention to detail. When you work with AmeriPro Roofing, you get:

  • A roofing company with a presence across different locations in the U.S., meaning we can likely assist you.
  • A full-service, end-to-end roofing solution. We handle inspection, removal, installation, cleanup and final checkup.
  • GAF-certified shingles and a full GAF roofing system installation that qualifies for manufacturer warranties.
  • A commitment to compliance and quality control, including the use of GAF underlayments, ridge caps, ventilation and all required accessories for warranty eligibility and performance.
  • Clear, professional communication regarding detailed estimates and transparent timelines.
  • Insurance assistance. Our Customer Solutions team is able to provide support, documentation and professional opinions around homeowner insurance claims regarding roof replacements, including helping homeowners get their denied claim overturned.

We install more than a roof. We deliver reliability, protection, aesthetics and long-term value. Our meticulous attention to detail and unwavering dedication to customer satisfaction ensure a smooth, efficient project from start to finish.

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Let us show you our gutter contractor expertise. Explore our roofing, house siding, and gutter projects. Discover how we can transform your home. A new roof and siding installation improves curb appeal. Plus, keep in mind, that it increases its resale value! Get in contact today with our expert gutter installers!

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Roof Repair FAQ

Are you licensed, bonded, and insured?

Your Illinois roofing contractor must be licensed, bonded, and insured. Any professional roofing contractor would be happy to show you the paperwork proving they are a state-licensed contractor with the backing of a bonding company.

To verify their information, consider consulting the Contractors State License Board in Illinois website to ensure the company is currently licensed.

And, of course, you never should hire a roofing company that is unable to prove they are adequately insured.

AmeriPro Roofing representatives would be happy to show you all the current copies of this essential paperwork. All you have to do is ask.

Can you replace just a few pieces of siding?

Yes, you can have a few pieces of siding replaced if it is damaged by a falling branch. However, most siding experts say to avoid such replacement jobs unless necessary.

Do you need to remove solar panels before roof replacement?

Talk with your local roofing company to see if their employees will remove and reinstall your solar panels. Some contractors are happy to perform this task for an added fee, especially since most mounting systems for solar panel systems are straightforward.

Does a leaking roof need to be replaced?

It depends on the extent of the damage. If it’s just a small leak, then a roof repair may be all that’s necessary. However, if there is significant damage, then a roof replacement may be required. Contact AmeriPro Roofing today for a complimentary roof leak inspection and estimate.

Does AmeriPro Roofing offer complimentary estimates?

Yes, AmeriPro Roofing offers complimentary roof inspection and estimates. We believe in providing our customers with the most accurate information possible so they can make an informed decision about their roofing needs. Contact us today to schedule a complimentary inspection!

How do I check my roof for hail damage?

If you suspect your roof has hail damage it is important that you take steps immediately to protect your home and its contents from water leakage by seeking professional help. Contacting AmeriPro Roofing will ensure that all necessary precautions are taken before rainstorms or heavy snow accumulates on top of any existing problems with roofs in terms of shingles, tiles, or other materials used in their construction. We can then work with you during this situation to make sure everything stays dry and secure until emergency roof repair services are available!

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Upgrade Your Property With AmeriPro Roofing

It’s time to invest in a roof that protects your home, enhances its value and gives you peace of mind with GAF shingle installation by AmeriPro Roofing.

If you’re ready to replace your aging or damaged shingles with a top-tier GAF roofing system, contact AmeriPro Roofing today. We’ll schedule a complimentary inspection, walk you through options and tailor an installation plan that fits your home and budget.

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