Avoid common mistakes when buying a louvred roof pergola by checking the material quality, frame strength, motor system, and warranty before making a decision. Make sure it suits your outdoor space, local climate, and budget for long-term comfort. Also compare installation services and after-sales support to avoid future problems and extra costs. https://www.ganjingworld.com/news/1i8uq9k0jqqyz34uAMG0rsuTC1361c/common-mistakes-to-avoid-when-buying-a-louvred-roof-pergola