Skip to main content

The Globe and Mail

Inside a high-tech home with an ultra-low power drain

1 of 8

Home of Dr. John Eckfeldt and Nancy Schultz, Isabella, Minn. Ms. Schultz did a factory tour prior to buying the Mueller windows, shipped from Germany.

Nancy Schultz

2 of 8

A view into the main dining area.

Nancy Schultz

3 of 8

The main dining room, with barrel roof and 30-inch heavy timber framing.

Nancy Schultz

4 of 8

The high-end kitchen makes no concessions to style.

Nancy Schultz

Story continues below advertisement

5 of 8

Hot water radiators are part of the intricate passive heating system.

Nancy Schultz

6 of 8

Solar heat collector vacuum tubes on the garage roof.

Nancy Schultz

7 of 8

An array of tubes and controllers in the basement hints at the technology behind the passive heat system.

Nancy Schultz

8 of 8

Dr. John Eckfeldt and Nancy Schultz pose beside the plaque confirming the home's LEED platinum status from the U.S. Green Building Council.

Report an error
Combined Shape Created with Sketch.

Combined Shape Created with Sketch.

Thank you!

You are now subscribed to the newsletter at

You can unsubscribe from this newsletter or Globe promotions at any time by clicking the link at the bottom of the newsletter, or by emailing us at