Contact Us / Find a Rep Air Heaters & Recuperators TRUSTED WORLDWIDE. Industries across the globe look to the experts at KEU for innovation and reliability. Our air heater and recuperator solutions provide proven performance in extreme environments and tough applications day in and day out. EFFICIENT. COMPLIANT. Our technologies are utilized in a wide range of applications, helping customers operate with stringent emissions regulations. Food processing Dairy, infant Cocoa, coffee roasters Tobacco drying Steel production Automotive production Glass manufacturing Tempering kiln INDIRECT AND DIRECT-FIRED AIR HEATERS. Our KEU compact heater units deliver high turndown ratios in both indirect and direct-fired applications. Our low NOx heaters are designed without ceramic refractories and are ideal for special applications such as heavy fuel oil firing. CONVECTION AND RADIATION RECUPERATORS. Recuperators are installed downstream of industrial furnaces and incinerators as heat recovery systems, using hot flue gases to preheat combustion or process air. KEU systems are ideal for high-temperature applications in dusty and corrosive environments. COMPREHENSIVE TURNKEY SERVICES. Let our Koch Specialty Plant Services (KSPS) team of experts install the equipment JZHC designs and manufactures for you. No more third-party hassles. JZHC and KSPS can provide everything you need from design to installation, start-up and training. That’s smart. That’s JZHC. EVENTS LEGAL NOTICES SITE MAP CONTACT COOKIES SETTINGS LEAVE A MESSAGE. We use cookies to offer you a better browsing experience, analyze site traffic, personalize content, and serve targeted advertisements. Read about how we use cookies and how you can control them by clicking "Cookie Settings."Cookie Policy Cookies Settings Accept All Cookies We use cookies to personalise content and ads, to provide social media features and to analyse our traffic. We also share information about your use of our site with our social media, advertising and analytics partners.Cookie Policy Yes No