What to Keep Track Of
Top Issues Shaping Steep-Slope Roofing on the West Coast in 2026
by Richard K. Olson, President & Technical Director, Tile Roofing Industry Alliance
(Editor’s Note: Richard K. Olson is president and technical director for the Tile Roofing Industry Alliance. The association represents industry professionals involved in the manufacturing and installation of concrete and clay tile roofs in the United States and Canada, and works with national, state, and local building officials to develop installation techniques, codes, and standards for better roofing systems. Olson can be reached at rolson@tileroofing.org.)
Steep-slope roofing across the Western United States is undergoing a fundamental shift. While roofing conversations in other regions often center on hurricanes and wind, the West Coast faces a different set of pressures: wildfire exposure, evolving energy codes, insurance availability, extreme heat, seismic considerations, and increasing scrutiny of material performance.
With 2026 underway, contractors, manufacturers, and designers are finding that steep-slope roofing decisions are no longer driven by appearance or initial cost alone. Instead, resilience, life cycle performance, and system-level behavior are becoming the defining factors in both residential and light commercial roofing markets.
Wildfire has become the dominant issue shaping steep-slope roofing across California and increasingly throughout Oregon, Washington, Nevada, and Arizona. What was once a regional concern is now a year-round reality.
Class A fire ratings roofing assemblies are no longer enough to differentiate roofing products. In wildfire-prone areas, stakeholders are focused on how roof assemblies perform under ember exposure, radiant heat, and prolonged fire conditions. Roofing failures during wildfire events often occur not because the covering ignites, but because embers penetrate vulnerable joints, edges, vents, flashings, sidings, or underlayment systems.
As a result, noncombustible steep-slope systems such as concrete tile, clay tile, and premium metal roofing are gaining attention, not just for surface fire ratings, but for their ability to form complete fire-resistant assemblies when properly installed. For contractors, understanding fire performance at the assembly level is now essential when working in Wildland-Urban Interface zones.
Energy regulations continue to shape steep-slope roofing choices throughout the West Coast. California’s Title 24 has already transformed how roofing materials are evaluated, and similar trends are emerging in other Western states.
Historically, energy compliance focused heavily on surface reflectivity and emissivity. In 2026, however, there is growing recognition that steep-slope roofs behave differently than low-slope assemblies, particularly when thermal mass, air space, and ventilation are involved.
Systems that incorporate the following will often reduce heat transfer into the building more effectively than reflectivity values alone would suggest: above-sheathing ventilation, elevated battens, air gaps beneath the roof covering, and thermal mass.
This is driving renewed interest in steep-slope systems such as tile, especially in hot inland regions where managing attic temperatures is critical. Contractors who can explain these performance characteristics are increasingly valued by architects and energy consultants.
Insurance pressures are no longer limited to Florida or the Gulf Coast. Across California and other Western states, insurers are tightening underwriting standards, particularly in wildfire-exposed areas. Roofing systems now influence: whether coverage is available, premium costs, deductibles, and exclusions for cosmetic or fire-related damage.
Insurers are increasingly focused on long-term risk, not just roof age. Steep-slope systems with proven durability, noncombustible materials, and lower claims histories are viewed more favorably than systems that may meet minimum code requirements but have shorter service lives or higher failure rates.
For homeowners and builders, this means roofing material selection can directly affect insurability, making performance a financial issue as much as a construction one.
On the West Coast, where wildfire and heat exposure are critical concerns, these differences matter. Premium metal systems, those that are engineered, tested, and installed as complete assemblies, perform very differently than entry-level products originally intended for agricultural or utility structures.
Contractors who clearly communicate these distinctions are better positioned to manage client expectations and avoid long-term performance issues.
Sustainability remains a major theme across Western markets, but the conversation is maturing. While recycled content and recyclability still matter, 2026 discussions increasingly focus on life cycle performance.
Steep-slope systems with long service lives reduce material turnover, labor demand, and waste over time. From a sustainability standpoint, durability is becoming as important as material composition. This trend favors roofing systems that can perform reliably for decades under harsh conditions, even if the initial cost is higher.
Skilled labor shortages continue to affect roofing across the West Coast, particularly for steep-slope installations that require precision and experience.
As experienced installers become harder to find, installation quality has emerged as a major differentiator. Systems with well-documented installation standards, manufacturer training programs, and clear detailing requirements are increasingly attractive to contractors seeking to manage risk. In 2026, roofing performance is as much about who installs the system as what material is chosen.
While wildfire and energy issues dominate headlines, seismic considerations remain relevant across much of the West Coast. Roof weight alone does not determine seismic performance, attachment methods and load paths are equally important. Concrete and clay roof tile systems have demonstrated strong performance when installed according to code and manufacturer requirements. This reinforces a broader trend: engineering and system design matter more than material labels.
Technology adoption is accelerating throughout the roofing industry, and steep-slope roofing is no exception. Drones, digital documentation, thermal imaging, and remote inspections are becoming standard tools for the insurance and contracting use.
As data becomes more central to underwriting, permitting, and warranty claims, roofing systems with clear performance documentation gain an advantage.
By 2026, steep-slope roofing on the West Coast is no longer defined by aesthetics or commodity pricing. The market is moving toward engineered, resilient systems that perform at the assembly level.
Concrete and clay tile remain foundational solutions in fire and heat exposed regions. They continue to grow in relevance where they demonstrate comparable durability and resilience. What unites successful systems is not the material itself, but documented performance under real-world conditions.
For contractors, manufacturers, and designers, success in 2026 will depend on the ability to explain, install, and support roofing systems that meet the West Coast’s evolving demands: fire, heat, energy, insurance, and long-term value included. Our concrete and clay roofing tiles will head that list in steep slope applications.
