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Why L-Foot Height Matters on Metal Roofs |Aisinee
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Why L-Foot Height Matters on Metal Roofs |Aisinee

2025-11-25

When planning a solar installation on a metal roof, L foot is a very important component. While it is mainly to anchor the rails, its height directly impacts the mounting system performance and roof integrity. The L foot metal roof mounting system is the most universal solar mounting structure, suitable for roofing with corrugated sheet, trapezoidal metal sheet, asbestos roof. Self tapping screw, self drilling screw, and hanger bolt are available for foot options, making installation faster, competitive and reliable. Systems are fully compliant with the international standards.
Aisinee provides various L foot heights to suit different needs, with common heights including 80mm, 84mm, 105mm, 125mm, and 150mm. As professional solar mounting brackets manufacturer, Aisinee also offers customized L foot with different heights to meet specific project needs. The choice of height depends on factors like the need for better heat evacuation, higher L foot are better for hot climates or maintenance access.

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L foot comes with self tapping screw, self drilling screw or hanger bolt to meet different roof purlins and requirement. And the EPDM rubber pad can prevent water leakage caused by drilling. 

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Aisinee, located in Xiamen, is one of China leading manufacturers of L foot roof mounting system, with more than 19 years production experience, its brackets have been installed in more than 100 countries and regions, and have earned the trust of numerous overseas clients.. Known for its stable and excellent performance, roof and ground solar mounting brackets from Aisinee would be your best choice. And the customized orders are also welcome. 

For any inquiry for solar panel mounting system, pls contact us, E-mail: sales@aisinee.com, Whatsapp / Wechat / Skype: +86 18959208931, thanks.