Ken Kern Quote

It costs three to five times as much to remove a BTU of heat from a house in the summer as it does to add one BTU of heat in the winter.


The Owner Built Home: A How-to-do-it Book (1972)


It costs three to five times as much to remove a BTU of heat from a house in the summer as it does to add one BTU of heat in the winter.

It costs three to five times as much to remove a BTU of heat from a house in the summer as it does to add one BTU of heat in the winter.

It costs three to five times as much to remove a BTU of heat from a house in the summer as it does to add one BTU of heat in the winter.

It costs three to five times as much to remove a BTU of heat from a house in the summer as it does to add one BTU of heat in the winter.