Zehnder g4 filter. These powerful filters prevent fine dust, pollen and other contaminants from entering the interior. View All Products Sign up for our newsletter Zehnder Group Zehnder Rittling Zehnder Clean Air Solutions Runtal Radiators Lifebreath Privacy Policy Terms & Conditions Terms & Conditions of Purchase © 2026 Zehnder America At Zehnder we strive to improve the quality of life by providing the finest indoor climate solutions. ” At Zehnder we strive to improve the quality of life by providing the finest indoor climate solutions. Founded in 1895 in Graenichen, Switzerland our global success story spans 17 production sites. . The Zehnder Group is represented worldwide and specializes in advanced heating, cooling, and ventilation technology. Zehnder Original filters are designed for improved airflow, less harmful particles, and better air quality. “The Zehnder system allows us to install a high quality balanced and distributed ERV/HRV solution without the need to install large soffits or chases. 125 years of Zehnder - a story of great innovations and continual change. From a small, family-run mechanical workshop in Graenichen, Switzerland, Zehnder has grown into a leading international corporation. Filters should be replaced at least every six months; some may need replacing more often. ComfoTube75 Duct Marking Tags 10R/10B Roflex Gasket Zehnder America is a division of the Zehnder Group, headquartered in Switzerland. “The Zehnder system allows us to install a high quality balanced and distributed ERV/HRV solution without the need to install large soffits or chases. Zehnder offers exterior intake/exhaust and interior distribution ducting which fits seamlessly together with our ventilators and ComfoWell system to ensure quiet, efficient air distribution without the need for specialized tools or additional parts. Zehnder offers sustainable, healthy and comfortable indoor climate solutions for ventilation all over the world. The company's roots are deeply intertwined with the entrepreneurial spirit of the Zehnder family. This systems ducts fit nicely in a 2 x 4 wall, and operate using very low energy, actually exceeding the Passive House requirements for energy use. Our products and systems are marketed under the Zehnder brand as well as several national and international brands. The advanced features and high-quality performance of Zehnder ventilation units maximize control, convenience and energy efficiency. emhbfkat zaigewa pkjeied qswu bdnhcrsf rmeo wwhhc ysemw urkf pbycrt