Exterior Solar Screens 46"x46", Porch Shades by Blinds.com by Blinds com. $61.00. Exterior Solar Screens made of Phifer material protect your home and save on A/C electric costs by blocking solar heat gain and UV rays before they enter through your windows. With SunTex Solar Screens installed, 80% to 90% of the sun?s heat and glare is reflected, absorbed and dissipated before it passes through the window. Excellent for use on windows, doors and porches. Protects against fadin...
Mixed-Humid / Hot-Humid climate Shade the summer sun. Design a shading system for the south-facing windows that blocks the high summer sun without blocking the low winter sun. Avoid having lots of windows on the east and west walls if possible. Allow natural ventilation. Make sure you have windows that can open. Install insect screens if necessary (be aware they cut down a little on airflow). Put windows on two or more walls to give air a path to flow through your house.