What Is High Nailing? High nailing refers to the practice of nailing shingles too high above the butt (bottom) edge or above the nailing guideline. This can significantly impact the performance and durability of the roof. How to Identify High Nailing To ensure proper nailing, GAF shingles must be fastened: While some variation is expected,…
When Is It Too Cold or Too Hot to Shingle a Roof? There is no strict lower or upper temperature limit for applying asphalt fiberglass shingles, as long as appropriate precautions are taken. For the easiest handling: Issues Encountered During Temperature Extremes Cold Weather: Hot Weather: Cold Weather Tips for Easier Installation and Damage Prevention…
What Are Improperly Driven Nails? Improperly driven nails can significantly affect the performance and longevity of asphalt shingles. These nails fall into three categories: Issues Caused by Improperly Driven Nails Over-driven Nails Under-driven Nails Angled Nails Remedies for Improperly Driven Nails At the Time of Installation: After Installation: Check Shingle Application Instructions Conclusion Proper nail…
What Is Step Flashing? Step flashing is an essential component of asphalt shingle roofing systems, designed to prevent water infiltration at roof-to-wall intersections. Proper installation of step flashing ensures the longevity and performance of the roof by directing water away from vulnerable areas. Standard vs. Alternative Step Flashing Sizes Standard Step Flashing: Alternative Step Flashing:…
What Is Racking of Shingles? Racking refers to the installation method where shingles are laid straight up the roof rather than using the traditional stair step method. While this technique can be used in certain situations, it comes with specific considerations and potential drawbacks. Does GAF Approve of the Racking Method? For Three Tab Shingles,…
