If your current windows have seen better days, now's the time to consider replacing them with something more energy-efficient and eye-catching. It could be that you simply want to change one or two – some bi-fold doors in the kitchen to lead onto the garden, perhaps, or maybe a roof lantern or skylight to let more light flood in. Older properties often have a bay window at the front, which may now need updating, or why not consider a sun tunnel in a dark corridor, stairwell or bathroom? We've got the lowdown on things to keep in mind, as well as the benefits of each.
1 FIT A SUN TUNNEL
When a room or
