CertainTeed
Roofing
CertainTeed Landmark ClimateFlex Shingles
CertainTeed Landmark ClimateFlex is a polymer-modified laminated shingle with UL 2218 Class 4 impact rating and UL Class A fire rating. See specs & warranty.
UL 2218 Class 4
UL Class A Fire
15-Year 110 mph Wind
About Landmark ClimateFlex
When contractors specify CertainTeed Landmark ClimateFlex, they’re choosing a roofing system with documented performance ratings and manufacturer-backed warranties. UL 2218 Class 4 impact resistance is listed for this collection (availability can vary by region)
- UL 2218 Class 4 impact resistance rating for hail impact protection.
- UL Class A fire resistance (ASTM E108 / UL 790).
- Polymer-modified asphalt formulation designed for flexibility, granule adhesion, and all‑weather performance.
- NailTrak provides a 1-1/2" wide nailing area, and instructions emphasize proper placement within the nailing area.
- Wind-resistance warranty: 110 mph for 15 years, with an option to upgrade to 130 mph under specific system requirements.
- Lifetime limited transferable warranty on residential applications with 10-year SureStart protection (see warranty for definitions and limitations).
Available Landmark ClimateFlex Colors
Review different Landmark ClimateFlex Colors on real homes and get product specific information.
Technical Specifications
Shingle type
Polymer-modified laminated (architectural) asphalt shingle
Impact rating
UL 2218 Class 4 impact resistance
Fire rating
UL Class A fire resistance (ASTM E108 / UL 790)
Wind warranty
15-year wind-resistance warranty: 110 mph (upgrade to 130 mph available with CertainTeed starter & hip/ridge and clean-deck install)
See It On Your Home
Upload a photo of your property and instantly visualize CertainTeed Landmark ClimateFlex Shingles – in any color. Make confident decisions before installation.
Frequently Asked Questions
CertainTeed Landmark ClimateFlex is a laminated architectural (asphalt-shingle) shingle designed for steep-slope roofing with Class A fire resistance and UL 2218 Class 4 impact resistance. It combines a dimensional laminated profile with premium performance features.
Yes. CertainTeed describes Landmark ClimateFlex as UL 2218 Class 4 impact resistant.
CertainTeed lists a UL Class A fire resistance rating. The technical data sheet also lists ASTM E108 Class A and UL 790 Class A fire resistance.
CertainTeed lists a 15-year 110 mph wind-resistance warranty. The limited warranty describes a 130 mph upgrade (for the first 15 years) when installed over a clean deck (no roof-overs) and when specified CertainTeed starter shingles and hip & ridge accessories are used. See the warranty for the full approved-component list and conditions.
CertainTeed’s Landmark Impact Resistant installation instructions note Landmark ClimateFlex must be installed over a clean deck (no roof-overs) to obtain the UL 2218 rating. The 130 mph wind upgrade in the limited warranty also requires no roof-overs.