It’s difficult to say which patio door is best as it depends on what you’re looking for. Both vinyl and aluminium sliding doors achieve superb performance and both have been rigorously tested to achieve the best in thermal efficiency and security. The key differences between our vinyl and aluminium sliding doors are aesthetics and price, but as a whole, both patio doors offer excellent quality. To find out which option is the best one for you, you should summarise your requirements and we’ll be happy to recommend the best patio door for your project.