You can use some odor masking ...

You can use some odor masking chemicals or u can install Odor control unit which will have activated carbon media as the odor adsorbing media, an air blower , required ducting & back washing / re activating facility for the carbon media. Hope this will help u. In case of any further details in depth required, please drop us a mail to- info@purewaterqatar.com. Shaji