Introduction
The document discusses the concept of Cool Roofs, specifically focusing on the SINTOFOIL Reflecta White TPO/FPA polyolefin waterproofing membrane. It addresses the Urban Heat Island (UHI) effect, which causes higher temperatures in urban areas compared to rural surroundings due to the absorption of solar energy by asphalt and concrete surfaces.

Urban Heat Islands and Cool Roofs
Cool roofs are designed to reflect solar radiation and emit infrared heat, reducing the heat absorbed by buildings and mitigating the UHI effect. The document explains the heat balance of a roof, emphasizing the importance of solar reflectance (albedo), thermal emittance, and the Solar Reflectance Index (SRI) in reducing building temperatures.

SINTOFOIL Reflecta White
SINTOFOIL Reflecta White is a waterproofing membrane that offers high solar reflectance and thermal emittance, making it effective for cool roof applications. It is easy to install using a hot air gun and does not require adhesives. The membrane is available in various versions and is recommended for waterproofing all types of roof surfaces.

Performance and Benefits
The Reflecta White membrane reduces roof surface temperatures, enhancing the efficiency of photovoltaic systems by maintaining lower temperatures. Its emission properties remain stable even after exposure to temperature shocks and UV radiation. The product boasts a Solar Reflectance Index (SRI) of 102%, with a reflectance of 91% and emittance of 94%.

Sustainable Building and LEED Certification
The document highlights the alignment of SINTOFOIL Reflecta White with LEED certification standards, which promote sustainable construction. The membrane's high SRI and low environmental impact materials contribute to earning LEED credits in areas such as heat island effect reduction, renewable energy efficiency, recycled content, and regional materials usage.

Conclusion
SINTOFOIL Reflecta White is presented as an effective solution for reducing urban heat and enhancing building sustainability. It supports the use of local resources, reduces environmental impact, and contributes to sustainable building practices.