Belper, Derbyshire This installation took place in a Conservation Article 4 World Heritage site near Belper in Derbyshire. Diamond leaded double glazed windows were removed and replaced with uPVC Timber Alternative Sliding Sash windows from the Bygone Collection. SKU: 7cbbc409ec99 Date: 01/06/2006 Category: Before and After Related Portfolio Jobs Beeston, Nottinghamshire Read more Cromwell Road, Chesterfield, Derbyshire Read more Heage, Derbyshire Read more Melbourne, Derbyshire Read more