Select exterior shading devices to minimize the inward flow of absorbed solar heat. Select interior shading devices to reduce solar heat gains while providing for privacy and aesthetics, or when exterior shading devices cannot be used. Specify overhangs, exterior awnings, or the planting of deciduous trees and shrubs to shade south-facing windows during the summer while allowing beneficial solar heat gains during the winter. Daylight and View Select window size, location, and glass type to provide adequate daylight levels in each space. Specify window sizes and positions in walls to take advantage of desirable views.
Position windows away from bright external surfaces that create glare.
Ventilation and Airtightness Select operable windows for rooms requiring substantial ventilation during mild weather and to meet building code egress requirements. Select casement or awning windows to maximize effective ventilation area. Select awning windows to better exclude precipitation while ventilating. Position operable windows in opposite walls of living spaces to maximize cross-ventilation. Select fixed windows or windows with compression seals to minimize infiltration.