Rahn Industries takes its craft very seriously. We want to be known for building the best coils in the HVAC and refrigeration business. When it comes to any kind of industrial coils, we are one of the leading manufacturers in the United States.Rahn Industries has become the trusted name in booster coils, that businesses just like yours have come to trust. We use the best materials and highest quality manufacturing standards. If you need booster coils, give us a call. We would love to work with you. Our sales team is standing by to ensure you get the exact coil you need, at a competitive price, shipped fast.