Book of Furnace Heat Exchanger Failure

Has anyone ever heard of this manual or book? Another tech from another company asked one of my mechanics and showed him the manual. Thanks JB

Reply to
daytona°
Loading thread data ...

They also help newbies know where to look...

Reply to
KJPRO

HomeOwnersHub website is not affiliated with any of the manufacturers or service providers discussed here. All logos and trade names are the property of their respective owners.