- Year-round energy savings: Achieve precise seam alignment with adjustable side walls that effectively block air leaks for energy-efficient performance throughout the year, while enhancing comfort and overall efficiency. - Allergen protection system: Stops pollen and dust intrusion and provides wind and noise resistance, using advanced insulating material to maintain a uniform airtight seal. - Easy and fast installation: Pre-installed side panels enable quick setup without additional tools, delivering smooth and straightforward window mounting that can be completed in minutes and significantly improves user experience. - Year-round comfort solution: Delivers intelligent climate protection by reducing AC load, storing heat during colder seasons, and preventing heat ingress in hot weather, contributing to improved energy efficiency. Use scenarios - Retrofit or window replacement in homes to reduce drafts and lower energy costs across seasons, without complicated installation. - Environments with high pollen, dust, or outdoor pollutants, where maintaining indoor air quality and comfort is a priority while preserving a quiet living space. - Areas prone to wind and outdoor noise, where an airtight seal and insulation help maintain a comfortable indoor environment and reduce energy usage.