TY - BOOK AU - Cory, W T W TI - Fans and ventilation : a practical guide SN - 9789351070214 CY - New Delhi KW - Axial flow fans KW - Fans -- Installation, operation and maintenance KW - Fans and ducting systems KW - Fans and ventilation KW - Tunnel ventilation KW - Ventilation -- Residential ventilation N1 - Includes index ER -