Inquiry (采购产品): Gas Manifold Assembly I'm developing an intake manifold system for a gas fired boiler. I'm considering 2.5 inch diameter tubing with compound bends. The ends should be flanged with squeeze O-ring gaskets for sealing. **** Hidden Message ***** Jim Smelcer 37090 Company: Lochinvar Corporation E-mail: jsmelcer@lochinvar.com **** Hidden Message ***** jsmelcer@lochinvar.com