What are the HRV or ERV options for 40-yr 2-storey 2000 sq ft home?
...ducting system, in addition to the returns and ducts for a electric-wood forced hot air system
For a house of its age and depreciation, and our likely ten additional years ownership, the investment of $4000 is too high
The street wise contractors say, just open a window
In Aug 2019 we installed a mini-split which heats...