Which roofing material is recommended for use on a wood deck?

Asphalt shingles are recommended for use on a wood deck primarily due to their favorable weight distribution and ease of installation. They are generally lighter than other roofing materials, which is important when considering the structural integrity and load-bearing capacity of a wood deck. Additionally, asphalt shingles are designed to properly adhere to surfaces, providing both weather resistance and durability.

On a wood deck, asphalt shingles can perform effectively against moisture and temperature fluctuations. They also offer a variety of styles and colors, allowing for better aesthetic integration with existing structures.

In contrast, while metal roofing provides durability and longevity, it typically requires a solid underlayment and is heavier than asphalt, making it less suitable for a direct installation on wood decking without additional structural support. Wood shingles, on the other hand, could be problematic on a wood deck because they are organic materials that may attract pests and have limited lifespan. Slate tiles are much heavier and require a sturdier support system than what a standard wood deck can typically provide. Hence, asphalt shingles emerge as the most fitting choice for this specific roofing scenario.