The specific spacing requirement for solar tracks in a metal roof L-foot system can vary depending on various factors such as the type of solar panels being used, the manufacturer's recommendations, local building codes, and the structural considerations of the roof. It is best to consult the solar panel manufacturer or a professional installer for accurate spacing guidelines.

Metal solar mounting systems offer several benefits:

Durability: Metal mounts are typically made of high-quality materials such as aluminum or stainless steel, which are resistant to corrosion and can withstand harsh weather conditions. This durability ensures that the solar panels remain securely attached to the roof for a long time.

Strength and stability: Metal mounts provide a strong and stable platform for solar panels. They are designed to withstand high winds, heavy snow loads, and other environmental stresses. This structural integrity ensures the safety and longevity of the solar installation.

Ease of installation: Metal mounting systems are often designed for simple and efficient installation. They typically include pre-drilled holes and other features that make it easier to attach the solar panels to the roof. This can save time and reduce the cost of installation.

Versatility: Metal mounts are compatible with various types of roofs, including metal roofs, which makes them a versatile choice. They can be used for residential, commercial, and industrial applications.

Compatibility with different panel orientations: Metal mounts can accommodate different panel orientations, such as landscape or portrait, allowing flexibility in the design and positioning of the solar panels to optimize energy production.

Proper ventilation and cooling: Metal mounting systems often incorporate design features that allow for proper ventilation and cooling of the solar panels. This helps reduce the operating temperature of the panels, which can improve their efficiency and prolong their lifespan.

Aesthetics: Metal mounts can be designed with a low profile, which helps maintain the aesthetics of the building by keeping the solar panels close to the roof surface.

It's important to note that the specific benefits and features of metal solar mounting systems can vary depending on the manufacturer and the specific product chosen. It is recommended to do thorough research and consult with professionals to select the best mounting system for specific needs.