Affordable Passive Solar Homes: Low-cost, Compact Designs

affordable allow amount appropriate architectural attached attic avoid bath bedroom building ceiling central climatic cold collection color compact concrete construction conventional cost cover daylighting developed dining direct direct gain domestic hot water door dwelling earth east economic effective energy entry exterior factors floor foot function furniture garage glass glazing greater heat increase indoor inductive insulation interior kitchen less light living located loss lower materials ment minimal natural needed operable optimize outdoor passive solar patio placed possible problem protection reduce reflective relatively roof separate serve shading side solar collectors solar gains solar radiation solar system space Square Feet Square Meters stacked stairway storage structural summer sunspace surface temperature thermal mass tion units upper usually Ventilating and Cooling wall wind winter wood zoning