General Contractor Practice Exam

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What is the correct spacing for fasteners when installing vinyl siding horizontally?

No more than 10 inches apart
No more than 12 inches apart
No more than 16 inches horizontal and 12 inches vertical
No more than 18 inches apart

The correct answer is: No more than 16 inches horizontal and 12 inches vertical

The correct choice for the spacing of fasteners when installing vinyl siding horizontally is based on the manufacturer's guidelines and industry best practices. Fasteners should be spaced no more than 16 inches apart horizontally to ensure that the siding panels are securely attached, which helps prevent issues such as sagging or separation due to wind or other forces. Additionally, vertical fasteners should be installed no more than 12 inches apart to maintain the structural integrity of the siding. This dual-spaced approach accommodates the natural expansion and contraction of vinyl materials due to temperature changes, which is essential for maintaining the siding's appearance and durability over time. Proper spacing also contributes to effective drainage and prevents water accumulation behind the siding, which can lead to moisture problems. Other options listed may suggest adherence to specific spacing recommendations that do not align with the standards for vinyl installation. Choosing the correct spacing ensures the installation is not only compliant with best practices but also enhances the longevity and performance of the vinyl siding.