· Estimia · Materials & Technology
Sun-Protection Technologies for Windows: Keep Your Home Cool Under the Spanish Sun
In Andalusia and along the coast, the real battle is keeping heat out, not in. This guide compares solar-control glass, the g-value that actually governs how much sun gets through, and every layer of shading from persianas and toldos to lamas, films and screens — with realistic costs and an orientation-by-orientation strategy for a cooler home and lower air-conditioning bills.