Reflective foil insulation, also known as radiant barrier insulation, offers several benefits when used during re-roofing projects. Here are some of the advantages of reflective foil insulation:

  1. Thermal Reflectivity: Reflective foil insulation is designed to reflect radiant heat, preventing it from penetrating the building envelope. It helps to keep the interior space cooler during hot summers by reflecting the sun’s heat away from the roof. This can lead to reduced cooling costs and increased energy efficiency.
  1. Energy Efficiency: By reducing heat gain or loss through the roof, reflective foil insulation can contribute to improved energy efficiency. It helps to maintain more stable indoor temperatures, reducing the reliance on heating and cooling systems and potentially lowering energy consumption.
  1. Comfort and Temperature Regulation: Reflective foil insulation helps create a more comfortable indoor environment by minimizing heat transfer. It can help reduce temperature fluctuations and hot spots within the building, improving overall thermal comfort.
  1. Condensation Control: Reflective foil insulation can help control condensation within the roof space. By reflecting radiant heat away from the roof, it reduces the risk of moisture buildup, which can lead to issues like mold growth and rot.
  1. Longevity and Durability: Reflective foil insulation is often highly durable and resistant to damage from moisture, pests, and degradation. It can provide long-lasting performance and insulation benefits over the lifespan of the roof.
  1. Easy Installation: Reflective foil insulation is relatively easy to install during the re-roofing process. It can be installed on the underside of the roof rafters or directly on the roof decking, depending on the specific application and roof structure. This makes it a convenient option for retrofitting existing roofs.
  1. Environmentally Friendly: Reflective foil insulation can contribute to a more sustainable and environmentally friendly building. By reducing energy consumption for heating and cooling, it can help lower greenhouse gas emissions associated with energy production.

It’s important to note that the benefits of reflective foil insulation can vary depending on factors such as climate, roof design, insulation thickness, and other components of the building envelope. Consulting with a professional roofing contractor or insulation specialist can help determine the suitability of reflective foil insulation for your specific re-roofing project and provide guidance on installation best practices.