Inquiry (采购产品): Add-on elect. unit. Does your company manufacture add/on electric coil units to be placed in the plenum of a oil forced air furnace thereby making the unit a dual-fuel system? Residential application. **** Hidden Message ***** Bob Bryan 55708 Company: Bryan Heating E-mail: pintail4@cpinternet.com **** Hidden Message ***** pintail4@cpinternet.com
