How long your aluminium windows will last depends on their quality. They should last 20 -30 years at least, but have been known to stay in good condition for up to 45 years. This is considerably longer than uPVC and wooden double glazing.
Settle
Settle is a tiny market town and also civil parish in the Craven district of North Yorkshire, England. Historically in the West Riding of Yorkshire, it is offered by Settle railway station located near the town centre, and Giggleswick railway station which is a mile away. It is 29 miles (47 kilometres) from Leeds Bradford Airport. The highway through Settle is the B6480, which connects to the A65, linking Settle to Leeds, Ilkley, Skipton and also Kendal. The town has a population of 2,421 according to the 2001 Census boosting to 2,564 at the 2011 Census. Settle belonged to the West Riding of Yorkshire. It is located in Ribblesdale, at the southern side of the Yorkshire Dales, within a couple of miles of the Three Peaks. Immediately overlooking the town is Castlebergh, a 300 feet (91 m) limestone crag, as well as to the eastern is Malham which remained in the previous Settle Rural District. The River Ribble provided power for Settle's previous cotton mills, as well as is currently being used by Settle Hydro, a micro hydroelectric scheme, to provide 50 kW of power to the National Grid.