The following points need to be noted when renting rooftop photovoltaic installations:

了解当地政策和法规：在决定租赁屋顶安装光伏之前，需要了解当地的政策和法规，特别是关于电力和能源方面的规定。这有助于确保你的投资符合当地的规定，并且能够获得合法的收益。

Understanding local policies and regulations: Before deciding to rent rooftop photovoltaic installations, it is necessary to understand local policies and regulations, especially those related to electricity and energy. This helps ensure that your investment complies with local regulations and can generate legitimate returns.

选择可靠的光伏系统供应商：选择可靠的光伏系统供应商是租赁屋顶安装光伏的关键。你需要选择具有良好信誉和口碑的公司，他们能够提供高质量的光伏系统，并且能够提供长期的维护和支持。

Choosing a reliable photovoltaic system supplier: Choosing a reliable photovoltaic system supplier is the key to renting rooftop photovoltaic installations. You need to choose a company with good reputation and reputation, which can provide high-quality photovoltaic systems and long-term maintenance and support.

了解光伏系统的性能和效率：在选择光伏系统时，需要了解其性能和效率。这包括了解系统的输出功率、能效比、使用寿命以及是否需要定期维护和清洁。

Understanding the performance and efficiency of photovoltaic systems: When choosing a photovoltaic system, it is necessary to understand its performance and efficiency. This includes understanding the system's output power, energy efficiency ratio, service life, and whether regular maintenance and cleaning are required.

确定租赁条件：在租赁屋顶安装光伏时，需要与房东或物业公司协商租赁条件。这包括租赁期限、租金、维护责任以及任何其他附加条件。确保在签订合同之前充分了解并确认所有租赁条件。

Determine rental conditions: When installing photovoltaic equipment on the rental roof, it is necessary to negotiate the rental conditions with the landlord or property management company. This includes lease term, rent, maintenance responsibility, and any other additional conditions. Ensure that all lease conditions are fully understood and confirmed before signing the contract.

考虑长期收益和投资回报：在决定租赁屋顶安装光伏之前，需要评估投资回报和长期收益。这可以通过比较光伏系统的成本、租金收入、政府补贴以及其他因素来实现。

Consider long-term returns and investment returns: Before deciding to rent rooftop photovoltaic installations, it is necessary to evaluate investment returns and long-term returns. This can be achieved by comparing the cost of photovoltaic systems, rental income, government subsidies, and other factors.

考虑环保和可持续性：光伏发电是一种环保和可持续的能源形式。在选择光伏系统时，需要考虑环保和可持续性因素，例如使用可再生能源、减少碳排放等。

Considering environmental protection and sustainability: Photovoltaic power generation is an environmentally friendly and sustainable form of energy. When choosing a photovoltaic system, environmental and sustainability factors need to be considered, such as using renewable energy and reducing carbon emissions.

了解保险和安全问题：在安装光伏系统时，需要了解相关的保险和安全问题。例如，是否需要购买财产保险以保护设备和人身安全，以及如何处理任何安全事故或紧急情况。

Understanding insurance and safety issues: When installing photovoltaic systems, it is necessary to understand the relevant insurance and safety issues. For example, whether it is necessary to purchase property insurance to protect equipment and personal safety, and how to handle any safety accidents or emergencies.

维护和清洁：安装后的光伏系统需要定期维护和清洁。了解供应商提供的维护和清洁计划，以及自己需要承担的责任和费用。

Maintenance and cleaning: The installed photovoltaic system requires regular maintenance and cleaning. Understand the maintenance and cleaning plans provided by the supplier, as well as the responsibilities and costs that one needs to bear.

总之，租赁屋顶安装光伏需要仔细考虑各方面因素，包括政策法规、系统供应商、性能效率、租赁条件、收益回报、环保可持续性、保险和安全问题以及维护清洁等。确保做出明智的决策，以获得长期的成功和收益。

In summary, renting rooftop photovoltaic installations requires careful consideration of various factors, including policies and regulations, system suppliers, performance efficiency, leasing conditions, return on revenue, environmental sustainability, insurance and safety issues, and maintenance cleanliness. Ensure wise decisions are made to achieve long-term success and benefits.