The AP 400 Aluminium Patio Door has become hughly popular for home owners who want to let in a large amount of natural light.The fix light has a larger glass area and is totally unique to this system.The easy glide rolling rollers can carry weights up to 400 kg making this door available in both Double glazing and Triple glazing. Available in two and four pane,and now double sliding, with widths up to six metres wide this Lift & Slide Patio door is a must for the concering house holder who wants to make their property stand out.