Comments on: For an older house.What should you do first: insulate or replace the furnace?

Comments on: For an older house.What should you do first: insulate or replace the furnace? http://coolexcooling.com/2007/03/19/for-an-older-housewhat-should-you-do-first-insulate-or-replace-the-furnace/ HVAC Advice from a Retired Professional Tue, 7 Oct 2008 06:06:50 +0000 http://wordpress.org/?v=2.6.1