Brochures Brochures from Mary Hackney Brochures HVAC Fans brochure - The company's current brochure for the Centrifugal Fan Range. This work was commissioned out to me on a freelance basis. View PDF gLike Brochures HVAC Fans brochure - The company's current brochure for the Centrifugal Fan Range. This work was commissioned out to me on a freelance basis. Industrial Design Share R 7 n Mary Hackney Colchester, United Kingdom Follow Contact