There are many types and styles of sash windows in St Albans. However, the majority of homeowners will need to replace them at some time. Sash windows are typically made of wood however, they are now protected by aluminium cladding, meaning they won't suffer the effects of bad weather. They're double-glazed so they are very energy efficient. P&M Windows can help you get your vision realized whether you want a fresh design or a complete revamp of your windows.…