Inquiry (采购产品): heat exchanger I am looking for a replacement heat exchanger for a Herman Nelson unit heater. It is a low pressure (5#) steam heating unit.I hope you can help or maybe steer me in the right direction.This was installed circa 1935. Thank you Chuck Skinner **** Hidden Message ***** Chuck Skinner 13104 Company: Community Covenant Church E-mail: cskinner001@twcny.rr.com **** Hidden Message ***** cskinner001@twcny.rr.com
