Dining Room, Table, Chair, Pendant Lighting, and Concrete Floor The downstairs area is floored in polished concrete, and flanked on the north side by huge full-height windows through which passive heat is gathered. The majority of the winter heating, however, is from a ground source heat pump that uses the latent energy in the earth — a relatively new solution in New Zealand.  Photo 18 of 70 in House of the Week by Matthew Keeshin from This Kid-Friendly Home Is Full of Surprises

House of the Week

18 of 70

The downstairs area is floored in polished concrete, and flanked on the north side by huge full-height windows through which passive heat is gathered. The majority of the winter heating, however, is from a ground source heat pump that uses the latent energy in the earth — a relatively new solution in New Zealand.