Experienced specialists in sash window restoration
At Brown’s, we specialise in sash window restoration and repair, providing a range of services in and around Newark. Whether your windows are struggling with rot, no longer function as they should or simply need a fresh new look, we’re the local team you can count on.
With over 50 years’ experience, our team has a trained eye and a real passion for preserving sash windows the character they bring. We can refurbish your windows as well as your doors to match, combining period charm with the performance of modern joinery.
Our Services
- Sash Window Restoration & Renovation
Complete sash window overhauls, including timber repairs, rot removal, sash realignment, and refinishing to restore smooth operation and preserve original character. - Sash Window Repairs
Targeted repairs for rotten timber, damaged sills, sticking sashes, cracked glazing bars, and loose joints while retaining as much original material as possible. - Sash Window Double Glazing
Improve insulation, reduce outside noise, and increase energy efficiency with slimline double glazed units that complement traditional sash windows.
- Sash Window Draught Proofing
Specialist seals and brushes eliminate draughts, reduce rattling, and improve comfort without affecting the appearance of your windows. - Sash Window Decorating & Finishing
Professional preparation, painting, and staining to protect your timber windows and keep them looking their best for years to come. - Timber Door Restoration
We also repair, restore, reglaze, draught proof, and refurbish traditional timber doors to the same high standard as our window services.

