Width

Contents

Weight/Roll

Rolls/Pallet

Pallet Size

48"

1000 sqft

21 lbs

72

48" x 40"

Width: 48"     Contents: 1000 sqft     Weight/Roll: 21 lbs     Rolls/Pallet: 72     Pallet Size: 48" X 40"

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Redefining Expectations

HAL is proud to introduce Gridiron 15, a cutting edge synthetic roofing underlayment that redefines expectations in the 15lb synthetic category. Engineered for those who demand the best, Gridiron 15 represents a smart approach to roofing, offering more product for your money and setting a new standard for the industry.

A Smart Investment

Gridiron 15 is more than just an underlayment; it's a smart investment. Designed to give you more for your money, the construction of Gridiron 15 allows our sheet to be 48” wide, ensuring that every roll delivers maximum value and speeds up application. With Gridiron 15, you'll cover more ground without compromising on quality or performance, making it the cost-effective choice for builders and homeowners alike.

Physical Data Value Test Method
Weight 21 lbs
Width 48 in
Length 250 ft
Resistance
Water Pass ASTM D4869
UV 6 months ASTM G154
Conformance
Meets the Performance Requirements of ASTM D226
Meets the Performance Requirements of CSA A123.3

Unmatched
Durability

Unmatched Durability

At the heart of Gridiron 15 lies its exceptional durability. This robustness is achieved by using up to 10% more high end polypropylene than the leading products in this category, along with our advanced UV stabilizers and cutting edge lamination technology. The result is a product that stands up to the elements, protecting your roof from water, wind, and wear with unparalleled reliability.

High Performance
Walking Surface

High Performance Walking Surface

The secret to Gridiron 15's performance is its premium blend of woven and spunbonded polypropylene. This combination not only enhances the product's strength but also ensures it remains lightweight and easy to handle. Our advanced automated looms produce a woven base layer that is tighter and more uniform than the competition. This keeps the sheet flat under foot and wrinkle free, and together with our high grip spunbonded top layer, Gridiron 15 stays flatter and more secure under your boot and your shingle.

A New
Benchmark

A New Benchmark

Gridiron 15 is not just another synthetic underlayment; it's the smart choice for anyone looking to get the most out of their investment. When the climate or the build doesn’t call for a breathable underlayment, Gridiron 15 is the best option. Offering more product per roll, exceptional durability, and high end construction, Gridiron 15 sets a new benchmark in the 15lb synthetic roofing category.

Why Gridiron 15?

More Product, Greater Value

Get more coverage per roll with Gridiron 15, offering better value and efficiency than standard options in the market.

Exceptional Durability

Built to last, Gridiron 15 withstands harsh weather conditions, providing reliable protection for years to come.

High-End Materials

Made from a blend of woven and spunbonded polypropylene, Gridiron 15 is designed for performance and durability.

Smart Investment

With its superior coverage and lasting durability, Gridiron 15 is the intelligent choice for cost-conscious yet quality-driven projects.

Gridiron 15

installation guide + Specifications

Gridiron 15 Specification Sheet