How many fasteners are required for high-wind fastening patterns on shingles?

For high-wind regions, roofing manufacturers often recommend a fastening pattern that enhances the integrity and durability of shingles when subjected to intense wind conditions. Five fasteners per shingle are typically used in these patterns to ensure each shingle is securely fastened to the roof deck, preventing them from being lifted or blown off during stormy weather.

This increased number of fasteners helps distribute the wind load more evenly across the roofing material, significantly reducing the risk of shingle damage or displacement. It is important to adhere to these recommendations as part of best practices in roofing installation, especially in areas prone to high winds.

While other options may also represent common fastening patterns, they do not provide the same level of security against high winds. If, for example, three fasteners were used, the shingles might be more susceptible to flying off because the load isn’t shared adequately. Similarly, the use of four or six fasteners can answer the need for stability, but five is the specific requirement set forth for high-wind conditions in many building codes and manufacturer guidelines.