Were Manufacturer of Electric Heat Products. As specialists in the science and manufacture of electric heat products, we serves an array of national and international customers. A team approach and commitment to Total Quality, combined with encouraged customer interaction, fosters a unique and effective environment for concept development, prototype design and testing, and manufacture of top-quality products. Types of heaters we manufacture are cartridge, flanged immersion, fluid & air circulation, infrared process, refrigeration defrost, screw plug immersion, tubular & finned elements.