Profile: Warren Technology deals with electric heating equipment. We offer custom duct and standard unitary slip-in heaters to meet electric heating specification and design requirements. Our brands include Valid-Air™, Zebra™, and Leopard Intellivent™. We specialize in designing, developing, and manufacturing a broad spectrum of precision heating, ventilation, and air-conditioning products. Our electric duct heaters are specified for use in commercial comfort heating design applications.