Affordable Passive Solar Homes: Low-cost, Compact Designs

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