Inquiry (采购产品): air control dampers we are planning to replace 4 in duct flow control dampers in our SA piping and would like to discuss this with a sales engineer. we currently have 2 blade opposed blades but think a 3 blade might provide better control. **** Hidden Message ***** Randy Blendu 39735 Company: Suez Energy E-mail: rblendu@redhillspower.com **** Hidden Message ***** rblendu@redhillspower.com
