Enverges NexSeal LE Closed-Cell Winter Spray Foam Insulation (Part B) is designed to be applied in temperatures as low as 20F (-6C), making it a reliable choice for year-round insulation needs. Its fast-setting properties ensure quick application and minimal downtime, while the foam expands to fill gaps and voids effectively. This insulation solution is perfect for areas prone to cold climates, including attics, basements, and exterior walls, delivering long-term energy savings and enhanced building performance in winter months.