Solar gain avoidance / shading (summer)

Solutions

• Fixed horizontal overhangs (south): Blocks high summer sun while admitting low winter sun; no moving parts.
• Adjustable brise-soleil / shutters (east-west): Movable shading for low-angle morning/evening sun that fixed overhangs can't block.
• Deciduous vegetation shading: Trees shade in summer leaf and admit sun once bare in winter; slow to establish, zero embodied carbon.
• DIY shade-sail window screen: Exterior shade cloth (voile d'ombrage) cut and hemmed to size, hung on hooks over windows/skylights/glazed doors, removable, reusable, far cheaper and structura