Inquiry (采购产品): Needle valve Need a valve to control blowdown on boiler w/30K pph steam flow 150psi. Manual with indicator as to amount valve is opened. Believe blowdown to be appx. 10% of steam flow max. Co. has tried an automatic valve with no success. **** Hidden Message ***** Lawrence King 22980 Company: Augusta Lumber E-mail: gene_betty50@comcast.net **** Hidden Message ***** gene_betty50@comcast.net