Award-winning Passive Solar Designs

addition allow ANNUAL ENERGY apartment architects architectural Auxiliary heat bath bedroom Btu/sq BUILDER Building Energy built calculated California ceiling central climate collection collector comfort concrete conditioned construction contributions convection cooling cost DATA developed direct doors earth effect electric energy Energy Performance entry Estimated existing exterior face feet floor frame gain glass glazing greenhouse Hot water inches inside insulation interior kitchen light living room load located masonry natural needed night operable passive solar percent purchased reduce rock roof savings shading side slab solar heat space square stored Street structure summer sunspace surfaces temperature thermal mass thermal storage tion Total building UA Trombe wall typical units ventilation vents views warm winter wood