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CertainTeed Landmark Pro vs. GAF Timberline UHDZ Shingles

March , 2024 | 13 min. read

By Nicole Corson

White two-story house with  black shingles and a one story wrap around porch with a metal roof

Are you facing the daunting task of choosing the right shingle for your upcoming roof replacement project? It's a significant investment, and you want to make sure you're making the best decision for your home. With options like the Landmark Pro and Timberline UHDZ shingles, the decision-making process can be overwhelming.

At RoofCrafters, we understand the dilemma many homeowners face when selecting between these two leading shingles. With our 30 years of experience in the industry, we're here to provide unbiased insights to help you make an informed choice.

In this article, we'll conduct an in-depth comparison of CertainTeed's Landmark Pro and GAF's Timberline UHDZ shingles. We'll cover everything from the background and size of the manufacturers to the features, benefits, drawbacks, and warranties of each shingle. By the end of our analysis, you'll have the knowledge and clarity needed to select the ideal shingle for your roof replacement project. Let's explore the differences and similarities between these upgraded architectural shingles from CertainTeed and GAF.

Understanding the Manufacturers: Certainteed vs GAF


Selecting the perfect shingle for your roof involves understanding the manufacturers behind the products. Let's delve into the backgrounds and scale of CertainTeed and GAF, the creators of Landmark Pro and Timberline UHDZ shingles. But before that, let's address the importance of avoiding acronyms without context.

GAF vs CertainTeed (2) (1)-1

For clarification, the UHDZ in the Timberline shingles stands for Ultra High Definition and the Z stands for LayerLock Technology.  Okay, glad we got that cleared up! Keep in mind, they are in no particular order. Just because CertainTeed is listed first doesn't mean we rank them higher!



CertainTeed has been in the industry for over a century, making it a well-established and trusted brand. They offer a range of exterior and interior building products., including roofing, siding, fence, decking, railing, trim, insulation, gypsum, and ceilings. With more than 60 manufacturing facilities throughout the United States and Canada. CertainTeed has a vast distribution network and a strong reputation for quality products.



GAF is the leading manufacturer of roofing and waterproofing in North America. Founded in 1886, the company has over 2 dozen manufacturing plants in the US. They sell over 3 billion dollars' worth of roofing materials worldwide. With a focus on innovation and sustainability. GAF has established itself as a reliable and forward-thinking brand in the roofing industry.


Roofing Manufacturers' Background Matters


So, why do the background and size of these manufacturers matter? 

Choosing a well-established brand with a strong reputation can give you peace of mind. Knowing the shingles you're investing in will be high quality and backed by a reliable warranty is crucial!

It's essential to know that the manufacturer you choose will be around to honor their warranty if any issues arise. By choosing CertainTeed or GAF, you can trust that you're choosing brands with a proven track record. Both produce high-quality products and sustainable roofing options. We've been installing their products for 3 decades and trust that they'll stand behind their products for us... for you! 

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Comparing Shingle Features


When it comes to architectural shingles comparison, the Landmark Pro and Timberline UHDZ shingles are at the top of the list. You always want to understand the similarities and differences between the upgraded line of architectural shingles so you know what they offer. From there, you'll decide what's most important to you.

How They're Made


Both shingles are architectural laminated shingles designed to provide superior protection and durability for your roof.  They are installed with ease, helping to reduce labor costs. However, there are differences between the two shingles that may influence your decision.

Image of a Landmark Pro shingle with 4 descriptions highlighting the manufacturing qualities

For example, the Landmark Pro shingle is made with a fiberglass mat that provides excellent strength and durability. It has NailTrak that allows for fast accurate installation. The shingle is also designed with StreakFighter technology (15 years). This is to resist algae growth and maintain its appearance over time. CertaSeal And QuadraBond for sealing purposes. They're also available in a wide variety of colors. Depending on your location, the Landmark Pro comes in 17 colors.

3 images of GAF UHDZ shingles with the numbers 1 thru 5 show 5 qualitiesGAF UHDZ Dual Shadow line with LayerLock Technology

On the other hand, the Timberline UHDZ shingle features a unique layered design. This will provide enhanced protection against wind and rain. The shingle also has a patented LayerLock Technology. This helps to ensure that each shingle is properly aligned and securely fastened to the roof. They come with a Stainguard Plus Pro (30-year) warranty against algae growth and black streaks. But with only 6 colors to choose from, your color options are much more limited. 

The Benefits and Drawbacks of Each


Regarding the design and appearance of the Landmark Pro and Timberline UHDZ shingles, both brands offer something unique. The curb appeal and performance that each offer may sway your decision.

Curb Appeal


large two-story brick home CertainTeed LandMark Pro shingle in the color of reshawn shake

The Landmark Pro shingles come in 17 colors and are called Max Def colors. It's a color pattern that gives the shingle a pronounced three-dimensional real wood shake shingle look. 


two-story home with a new GAF Timberline UHDZ shingle in Pewter gray

The Timberline UHDZ shingles only come in 6 colors. But they come with a Dual Shadow Line. This gives the shingle an ultra-dimensional wood shake look. A deep rich look, unique to architectural laminated shingles. 


GAF HDZ & GAF UHDZ side-by-side visual comparrison GAF Pewter Gray Shingles in HDZ and UHDZ 

In terms of appearance, the Landmark Pros have a heavier weight than the GAF UHDZ. So they are made thicker and heavier. Yet, the Dual shadow line creates a deeper look. You be the judge.

Upclose image of the CertainTeed Landmark Pro shingle in Max Def PewterCertainTeed Landmark Pro in Max Def Pewter

Performance and Durability


When it comes to performance and durability, both shingles offer excellent quality and protection for your roof. The Landmark Pro shingles have a dual-layered design. This helps provide extra protection against harsh weather conditions. They also feature a Class A fire rating, which is the highest rating for fire resistance and can withstand winds of up to 130 mph. Additionally, they come with a lifetime limited warranty. And a 15-year StreakFighter warranty against black streaks caused by algae.

Similarly, the Timberline UHDZ shingles provide optimal protection and durability. They feature a layered design, their Layerlock Technology. This provides extra protection against wind and wind-driven rain. They have a Class A fire rating and a 15-year unlimited wind warranty. They also come with a lifetime limited warranty. The Timberline UHDZs come with an industry-leading 30-year StainGuard Plus Pro warranty. This will protect your roof against blue-green algae discoloration.

Installation and Maintenance


2 roofers installing Timberline Ultra High Definition shingles over the blue deck Armour synthetic underlayment

Both the Landmark Pro and Timberline UHDZ shingles are easy to install for experienced roofers. However, proper installation is critical for the long-term performance of either the shingles. The most important day for either of these shingles is installation day. The day they get installed!

A roofer installing CertainTeed LandMark Pro Shingles in Sunrise Cedar

In terms of maintenance, both shingles need minimal upkeep. Regular inspection and cleaning can help prolong the life of the shingles and prevent any potential issues. It's also important to make any necessary repairs if needed, as soon as possible, to avoid any further damage.

Your Personal Preference Matters When Choosing the Right Shingle


The Landmark Pro and the Timberline UHDZ shingles both offer excellent design, performance, and durability. The choice comes down to your personal preference and choice of style!

By considering the design and performance of each shingle. You can make a better-informed decision that'll provide you with a beautiful, long-lasting roof. Now, let's discuss the warranties for each of the shingles


Warranty Coverage: What’s New?


When investing in a new roof, it's important to consider the warranties offered by each brand. In case of unforeseen circumstances, you'll want to ensure your roof replacement warranty is safe.

We'll provide you with a breakdown of the warranties offered by CertainTeed Select Contractors for the Landmark Pro shingles.

We'll also cover the warranties offered by a GAF Master Elite Contractor for the Timberline UHDZ shingle, by category.

Wind Resistance Warranty


CertainTeed and GAF offer wind uplift warranties for their shingles. This guarantees you that if the shingles blow off, you are covered. No insurance claim, they foot the bill. Here's a comparison of their wind warranties:

  • CertainTeed's Landmark Pro: 130 MPH wind warranty for 15 years. (with special installation instructions)
  • GAF's Timberline UHDZ: Unlimited wind warranty for 15 years. (with special installation instructions)

It's worth noting that GAF does offer an industry-leading 15-year Infinite wind speed protection. (with four qualifying products)

GAF roof diagram of roofing components

Algae Resistance Warranty: Protection Against Ugly Black Streaks


Both CertainTeed and GAF offer warranties for algae resistance. If you have tree coverage or trees nearby this is one you'll want to pay close attention to. If you want your roof to look good for a longer time. Here's a comparison of their warranties:

  • CertainTeed's Landmark Pro: 15-year StreakFighter warranty
  • GAF's Timberline UHDZ: 30-year StainGuard Plus Pro warranty

Shingle roof with black algae streaksExtensive algae growth on an architectural shingle roof

CertainTeed's shingle will grow algae if you are near trees at around the 15-year mark. This is one that you may want to weigh the pros and cons. By sacrificing the extra algae protection provided by GAF. That is, if you aren't able to find a color in the GAF UHDZ shingle that you love.

Again these are important decisions that need to be considered so you get the best roof for you.

Material Defect Warranty


CertainTeed and GAF offer warranties for any material defects that may occur for 50 years. No worries from either brand. You'll have excellent coverage to protect your roofing shingle lifespan.

  Here's a comparison of their material warranties:

  • Landmark Pro: Lifetime material warranty with 50 years non-prorated for single-family residential homes
  • Timberline UHDZ: Lifetime material warranty with 50 years non-prorated for single-family residential properties

Image of a roof showing components of a CertainTeed integrity roof system

Workmanship Warranty


CertainTeed and GAF offer extended workmanship warranties for their shingles. Prolonged warranties are only available when you hire one of their factory-trained/certified contractors. You can also check out Certainteed vs GAF roofing reviews.

Here's a comparison of their warranties:

Transferability of Warranties and Coverage


roofer installing GAF felt buster synthetic underlayment

When it comes to transferability, CertainTeed and GAF have different procedures and policies. Here's what you need to know:

  • CertainTeed's Landmark Pro: Transferable to the next homeowner. The warranty is prorated after the transfer. No fee. 
  • GAF's Timberline UHDZ: Transferable within 20 years of installation. The warranty is prorated after the transfer. No fee.

CertainTeed SureStart warranty chart showing coverage terms

It's important to note that each warranty has its own set of terms and conditions. It's important to read and understand them before making a decision on which shingle to choose.

Making the Right Decision for Your Roof


Choosing between the Landmark Pro and the Timberline UHDZ shingles can be a tough decision! Both have their unique features and benefits, making it important to check your needs and priorities before making a final decision. 

At RoofCrafters, we recommend both shingles to our clients, depending on their individual needs. We hope that our comparison of these two popular upgraded architectural shingles helps you better understand their similarities, differences, and unique features. Ultimately, the decision of which shingles to choose for your home is yours. But we hope this article has provided some valuable insights and guidance to help you make the best decision!

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Nicole Corson

At RoofCrafters, our mission is to provide job opportunities for others to thrive and grow while making a meaningful impact within our communities.