Air-Source Heat Pumps

Part 1 of Air-Source Heat Pumps. There are two common types of heat pumps: air-source heat pumps and geothermal heat pumps (GHPs). Either one can keep your home warm in the winter and cool in the summer. An air-source heat pump pulls its heat indoors from the outdoor air in the winter and from the […]


Earth-Sheltered Houses

Part 1 of Earth Sheltered Houses. Earth-sheltered houses moderate the impact of extreme outdoor temperatures so that the interior remains at a relatively constant temperature. Let’s assume you’re in the market for a new home. Let’s further assume that, like many other people, you’re concerned about the limited supplies of domestic oil and gas, the […]