Inquiry (采购产品): SS louver dampers required Dear Sirs: I am looking for SS louver dampers 25 to 50 sq.ft open area ea., actuated (open) by pressure, closed by gravity, min leakage. If you have such product or may fabricate a custom one, please contact me ASAP **** Hidden Message ***** Alex Kravets 08691 Company: Shaw Stone and Webster E-mail: alex.kravets@shawgrp.com **** Hidden Message ***** alex.kravets@shawgrp.com
