Red Seal Roofer Practice Exam 2025 – Complete Test Preparation

The installation of asphalt shingles involves several crucial steps that ensure durability and proper function. Preparing the roof deck is essential as it provides a clean, sturdy surface for the shingles to adhere to. This step typically includes repairing any damages, ensuring proper drainage, and cleaning any debris.

After the roof deck is ready, installing underlayment is the next important phase. The underlayment acts as a protective barrier against moisture and can help prevent leaks. It creates an additional layer of defense that enhances the overall integrity of the roofing system.

Finally, laying the shingles is the last step. Asphalt shingles are installed in overlapping rows, starting from the bottom of the roof and moving upwards. This method promotes water runoff and prevents leaks. Proper alignment and nailing techniques during this step are crucial for the shingles to function effectively.

The other options presented do not pertain to the procedure for installing asphalt shingles, making them unsuitable in this context. Pouring concrete and setting tiles relates to different roofing materials and installations, while covering with metal sheets suggests a completely different roofing approach. Building trusses and rafters is part of framing the roof structure but does not specifically address the installation of asphalt shingles themselves.