Rheem
Furnace Division Constant Ignitor Failures Caused by Crack in Flu Blower. Also dangerous Vent pipe Recall Ripoff
In response to the previous Rheem compliant. I have worked in HVAC for many years before moving to R the vent pipes are colored gray or black; and the vent pipes have the names "Plexvent, " "Plexvent II" or "Ultravent " stamped on the vent pipe or printed on stickers ...