Axial Flow Fans Additional Modules Further Accessories Services	Korfmann ventilation systems and equipment are of modular design. Our ventilation systems can be extended by our wide range of accessories so that the ventilation systems supplied to our customers fit perfectly to the local requirements and the special cases of need. Contact us if you want to receive a product catalogue or need additional information. You may also download the catalogue with information on all products by clicking on the logo on the right.