borilla
Jan 8, 2009, 11:03 PM
I have some small holes in the heat exchange in a gas concord 21/2 ton unit can they be patched or does it have to be replaced?
hvac1000
Jan 9, 2009, 12:15 AM
Heat exchanger needs to be replaced or a new furnace installed.
dac122
Jan 9, 2009, 09:22 AM
Replaced! Check your warranty it might be covered. If not covered, run the numbers on a full replacement vice the age of your current system.