May 2026

  Professional Sash Window Cord Replacement If your sash window has become difficult to open, slams shut, feels uneven, or the sash cord has snapped completely, it may be time for a professional cord replacement sash windows service. At NJS Sash Windows, we specialise in sash window cord replacement, restoring smooth operation while preserving…

  Professional Sash Window Spiral Balance Repair & Spring Replacement If your sash window is difficult to open, drops shut, will not stay open, or feels stiff and heavy, there is a good chance the sash window spiral balance system has failed or worn over time. At NJS Sash Windows, we specialise in sash…

Does your sash window refuse to stay open? Or does it slam shut with a bang? You likely have a broken spiral balance. At NJS Sash Windows (based in Etton, Peterborough), we repair more spiral balances than almost any other sash window problem. These clever mechanisms are common in late Victorian, Edwardian, and most…

Your local specialists in the repair, restoration, and care of wooden sash windows. Based in Etton, on the outskirts of Peterborough, NJS Sash Windows has been helping homeowners preserve the character and heritage of their properties since 2005 . We believe that original timber windows do not need to be replaced to perform beautifully.…

 If your timber windows are suffering from rot, soft wood, cracked sills or years of weather damage, window repair resin can often restore them without the cost and disruption of full replacement. At NJS Sash Windows, we specialise in traditional window repair resin techniques for sash windows, timber casements and period properties. Since 2005,…

If your sash windows are sticking, rattling, draughty or suffering from rotten timber, finding the right craftsman matters — especially in North London, where many homes are packed with original Georgian and Victorian features worth preserving. At NJS Sash Windows, we specialise in traditional sash window restoration, timber repairs, rotten sill replacement, draught proofing…

Original timber casement windows can often be repaired rather than replaced. At NJS Restoration, we specialise in restoring rotten timber repairing damaged frames, replacing failed sections, and bringing traditional wooden windows back to life — helping homeowners preserve the character of period properties across Stamford, Baston, Peterborough and nearby villages. Timber Casement Window Repairs…

NJS Sash Window Repairs provides specialist sash window draught proofing in Stamford area and London, helping homeowners reduce draughts, rattles and heat loss while keeping their original timber sash windows in place. Traditional sash windows are an important part of British heritage, especially in period homes, listed buildings and conservation properties. However, as the timber…

NJS Sash Windows provides specialist sash window repairs in Stamford, also covering Spalding, Market Deeping, Deeping St James, Peterborough, Rutland and surrounding areas. We work on old heritage properties, period homes, listed buildings and traditional timber windows across the local area. We also take on selected Grade I and Grade II listed sash window restoration projects in…

Over the years, NJS Sash Window Repairs has carried out restoration and repair work on a wide range of period properties, listed buildings, hotels, and traditional homes across Stamford, Rutland, Peterborough, Cambridgeshire, and London.   Since 2005, Nick Smith from Stamford has specialised in traditional sash window restoration, resin repairs for rotten wood, and preserving original…