Columbus has wholesalers and manufacturers for fans and blower parts. These fans and blowers can be used in various installations and for different purposes, such as centrifugal fans and blowers, axial fans and power roof ventilators. These are mechanical implements with a number of parts, which can break down and have to be replaced. These fans can be used in a number of different settings, such as educational, commercial, industrial, healthcare, food service and hospitality sectors. The fan and blower parts may vary from brand to brand, as well as model specifications. Manufacturing has to be done to certain standard. These parts also come with warranties. Wholesalers supply the parts to retail outlets and service centers in nulk, at lower rates. They may also offer a distribution service.