I need alot of duct work made up and ongoing square duct work with return out @ 270mm height x 270mm width x 2398mm length x 26mm return out at one end. Also 330mm height x 330mm width x 2400mm length x 30mm return in at one end, made out of 0.8mm galvanised sheet metal, also a few other parts but if you can get me a price or quote on these two parts for a quanity of 100 peices each thanks. Please email me back asap. 联系方式Co:sheedor tpty ltd Tel:61-0438-565384 Email:sheedor_luke@hotmail.com联系人:Mr.luke doran国家:Australia产品类别机械五金sheedor_luke@hotmail.com