Welcome to Sichuan Guigu Renju Technology Co., Ltd., a leading manufacturer and supplier of high-quality ductless ERV systems in China. Our products are designed to provide efficient and effective ventilation for residential and commercial buildings. With our CE certification, you can trust that our ductless ERV systems meet the highest safety and quality standards. Our ductless ERV systems are innovative, energy-efficient, and environmentally friendly, providing fresh air while retaining energy in the building. They are easy to install and operate, making them a popular choice for building owners and contractors. Our factory is equipped with state-of-the-art technology and a dedicated team of experts who ensure that each product meets our stringent quality control standards. We take pride in being a reliable and trusted supplier of ductless ERV systems, and our commitment to customer satisfaction is unwavering. Contact us today to learn more about our CE certification ductless ERV systems and how they can benefit your building ventilation needs.