Sash Windows Berkshire, London & South

Sash Window Specialist | Berkshire, London & South

Sash Window Specialist Berkshire, London & South offers expert restoration and repair of traditional sash windows and period casement windows. This blog contains examples of our restoration work including weather sealing, glass upgrades, rot repair and replacement joinery.

Contact Our Berks & London Branch


Sash Window Specialist Berkshire London & South are based in Reading, Berkshire. As the UK head office, we offer the full range of Sash Window Specialist conservation services for timber windows.  If you are looking for restoration, renovation, double glazing, draught proofing, replacement or repair then we have an advanced solution for you. 

Allow Sash Window Specialist Berkshire, London & South to renovate & upgrade your timber casement or sliding sash windows to improve the comfort, energy efficiency and security of your home.  Suitable for conservation areas and listed buildings. Our work is designed to be unobtrusive and not alter the appearance of your period windows & doors.
Our Restoration Services
Draught Sealing sash windows & doors is fundamental to improving energy efficiency in any period property.  Firstly weather seals reduce draughts, secondly, they restrict the ingress of noise & dust pollution and thirdly sealing the gaps prevents those annoying rattles that old windows are renowned for.  Our effective, concealed draught strips are installed in conjunction with a comprehensive overhaul of your windows or doors.

Double Glazing that does not alter the look of your period property is just one of our expert services.  Windows & doors of all styles & patterns can be renovated & double glazed.

Repairing Rotten Windows is another of our specialities.  We have repaired & saved thousands of period sash windows & doors.  Period windows & doors are repaired using a range of traditional timber splicing techniques in addition to modern epoxy resins.   

Authentic Replica Joinery is bespoke manufactured to match all types of heritage wooden windows & doors.  Choose from with a wide range of glass types including etched, patterned, security & acoustic glass with single or double glazed configurations.

Servicing period property in Berkshire, London, Oxfordshire, Bucks, Hampshire, Wiltshire & Gloucestershire including Reading, Winchester, Oxford, West London, North London & South West London.

Our dedicated sash window workshop in Reading, Berks produces double glazed sash windows and other authentic replica heritage joinery to the highest possible standards. We replicate any style of timber casement, door or sash window, supplied with a choice of single or Low-E double glazing.  Castellated, Gothic, round & other difficult sash window patterns that other timber window companies can’t manage are our speciality.  Window hardware and security locks offered in a range of finishes including brass & chrome.

Our sash window workshop in Reading Berkshire is Accoya Wood Accredited. 

Thame, Oxford Sash Windows | Restored bay window.

Oxford Sash Windows | Thame | Double Glazed Venetian Sash and Bay Windows

Bespoke Venetian sash windows fitted to a home in Thame, Oxfordshire.  These new sash windows in Oxford were custom made to replace the old Crittal window frames.  The owner required more attractive and energy efficient windows to replace the old single glazed metal window frames. Refurbishment work was also undertaken to the existing bay window …

Oxford Sash Windows | Thame | Double Glazed Venetian Sash and Bay Windows Read More »

Sash Window Specalist fitting replacement joinery.

Kilburn, North London Sash Windows | Reinstate double hung sliding sashes

Reinstating double-hung sliding sash frames is one of our specialist services for traditional sash windows.  Our bespoke timber sashes restore the authentic look and value to period homes.  This repair and reinstate project in Kilburn, North London, NW6 included reinstating all the period windows to the front and rear elevations of the period property.  The …

Kilburn, North London Sash Windows | Reinstate double hung sliding sashes Read More »

Repair wooden bay window. Wokingham, Berkshire UK

Wokingham Sash Windows | Repair bay window with sliding sashes

Wokingham Sash Windows being rebuilt in this extensive repair project.  Repairing Rotten Bay Window Sill  is one of our specialist services for period windows and doors.  This restoration and repair project includes a complete repair and re-build of a wooden canted bay window in Berkshire, UK.  A rival local company previously fitted new sashes to …

Wokingham Sash Windows | Repair bay window with sliding sashes Read More »

Double Glazing Sash Windows | Chesham Buckinghamshire

Double Glazed Sash Windows in Chesham, Buckinghamshire

Sash Windows, Chesham, Buckinghamshire, UK These are some windows that Sash Window Specialist Berkshire and London restored 15 years ago.  We were recently called back to this home in Chesham, Bucks. because a painter had made a mess by painting over the brushes of the draught sealing system. It’s always rewarding for us to revisit our …

Double Glazed Sash Windows in Chesham, Buckinghamshire Read More »

Edwardian Casement Window Restoration | Hammersmith, London

Edwardian Casement Window Repair | Hammersmith, London W14

Edwardian Casement Window Repair & Restoration in the London Borough of Hammersmith and Fulham.  W14   This large casement window repair was undertaken by Sash Window Specialist London & South in Hammersmith, West London.  An Edwardian era casement window, with feature lead lights, that had rotten around the bottom and so required a replacement hardwood window …

Edwardian Casement Window Repair | Hammersmith, London W14 Read More »

Replica double glazed sash windows Cotswolds

Cheltenham Sash Window Specialist | Double Glazed Sash Windows

2002 – Double glazing timber sash windows in  Cheltenham Gloucestershire. The street view of this terrace home has horizontal glazing bars; vertical glazing bars to the rear elevation.  We supplied authentic replica double glazed timber sashes, copied from the originals. Removal of secondary glazing Restoration of the box frame Replacement double-glazed sashes Paint finish Draughtseals …

Cheltenham Sash Window Specialist | Double Glazed Sash Windows Read More »

Windsor Berks Venetian Sash Window being draught sealed & restored.

Windsor Sash Window Specialist | Period Venetian Windows

Windsor Venetian Sash Windows being Draught-Sealed Draught sealing & restoring a venetian sash window to improve the comfort & energy efficiency in this home in Windsor, Berkshire UK.  Venetian sash windows feature sidelight sashes that are fixed in place. These sidelights have to be removed in order to replace the sash cords. Venetian Sash Window …

Windsor Sash Window Specialist | Period Venetian Windows Read More »

Henley-on-Thames Timber Sash Window Replacement

Henley Sash Window Specialist | Mock Sash Window

Henley Sash Window Replaced Replacement timber sash window with a sliding bottom sash and hinged top sash.  This mock sash window installed in Henley is double glazed and draught sealed. Install a Timber Sash Window Replacement Mock Sash Window with sliding sash at the bottom and hinged casement at the top Mock sash window internal …

Henley Sash Window Specialist | Mock Sash Window Read More »

Reading Berkshire UK | Reinstate / Reactivate Timber Sash Windows

Reading Sash Window Specialist | Reinstate Double Hung Windows

Reading Sash Windows Reinstated to Original Reinstating Double Hung  is our procedure to remove ugly window conversions and restore a building to its original appearance.   Here a timber casement conversion is removed and the original box sash windows reinstated with new sliding sashes feauturing marginal glazing bars, matched from neighboring property. Draught seals & double …

Reading Sash Window Specialist | Reinstate Double Hung Windows Read More »

Sash Window Recondition & Repair in Ascot Berkshire

Ascot Sash Window Specialist | Draught Sealing & Restoration

Ascot Sash Windows Draught Sealed & Restored Draught sealing & restoring timber sash windows to improve the comfort & energy efficiency of a home in Ascot Berkshire.  The top & bottom sashes of these Georgian pattern sash windows now slide smoothly, without rattles or draughts. Sash Window Recondition & Repair in Ascot Berkshire Sash Window …

Ascot Sash Window Specialist | Draught Sealing & Restoration Read More »