BEWARE!! FRAUDSTERS & BOTCHED JOBS!! They send a pushy salemans to your house, who promises you everything you ask for and won't leave until you sign on dotted line. Then when it comes to installation, the windows are missing features you asked for. When you complain, it's explained that done of the things you asked for are written on your plans and your salesman has no recollection of your conversation. Totally disgusted with my new windows, waste of ALOT of money, wished I gone with another company. Check online for BBC watchdog article about poor quality and the fact they've been fined for 'aggressive sales' My sales representative was called Ahmad.