CertainTeed
Landmark
CertainTeed Landmark Shingles Thunderstorm Gray
Class A Fire
UL 2218 Class 3
110 mph Wind
Product Details
Shingle style
Laminated (architectural) asphalt shingle
Overall dimensions
13 1/4 in x 38 3/4 in
Exposure
5 5/8 in
Bundles per square
3 bundles per square
About This Product
Thunderstorm Gray captures the dramatic, deep gray tones of a gathering storm. This powerful color creates bold visual impact while maintaining sophisticated elegance. Thunderstorm Gray makes a strong statement against white, light gray, and neutral exteriors. It pairs well with dark window frames and creates dramatic curb appeal. Available in CertainTeed’s Landmark line with industry-leading durability.
Product Gallery
Why Choose this product
Key Benefits
- Laminated (architectural) dual-layer construction designed for a dimensional look.
- NailTrak extra-wide nailing area is highlighted by CertainTeed for more accurate installation.
- Class A fire rating (ASTM E108 / UL 790) is listed in the technical data sheet and on the product page.
- Impact resistance is listed as UL 2218 Class 3 (at time of manufacture).
- Wind-resistance warranty is listed as 110 mph for 15 years, with a 130 mph upgrade option when CertainTeed specified starter and hip & ridge accessories are installed (see warranty).
Considerations
- Color names and availability vary by region; confirm exact color name and availability with your local supplier.
- Use only on slopes greater than 2:12; 2:12 to <4_12 requires additional underlayment per the technical data sheet.
- Published weight per square varies by manufacturing location (range 211-225 lb per square).
Frequently Asked Questions
Yes. The Landmark technical data sheet describes Landmark as a laminated shingle made from two pieces firmly laminated together, using a fiberglass mat base surfaced with mineral granules embedded in asphalt.
The technical data sheet lists overall dimensions of 13 1/4 in x 38 3/4 in and a weather exposure of 5 5/8 in.
Thunderstorm Gray shingles are an excellent choice for contemporary, modern, colonial, craftsman style homes. This color’s dark tones complement the architectural features typical of these designs, creating a cohesive and attractive exterior.
Thunderstorm Gray is classified as a dark tone roofing color. Thunderstorm Gray captures the dramatic, deep gray tones of a gathering storm. This powerful color creates bold visual impact while maintaining sophisticated elegance.
Thunderstorm Gray makes a strong statement against white, light gray, and neutral exteriors. It pairs well with dark window frames and creates dramatic curb appeal.
