Marlborough, Wiltshire
Conservatory transformed with an insulated tiled roof
A fully insulated tiled roof replacing tired polycarbonate, turning a seasonal conservatory into a calm, characterful room used every day of the year.
About Us
About Thames Frames.
We specialise in premium replacement windows, composite doors, aluminium glazing, garage doors and conservatory roof replacements across Wiltshire, Oxfordshire, Gloucestershire and Berkshire. Quality products deserve quality installation, honest advice and exceptional customer service from start to finish.
Our Philosophy
"Every installation is an advert for the next one."
It's the sentence that shapes how we survey, how we manufacture and how we install. The finished job on your home is our reputation, and the reason most of our work comes from personal recommendation.
Our Story
Built around doing things properly.
Thames Frames is a regional specialist installing premium windows, doors, garage doors and conservatory roofs across Wiltshire, Oxfordshire, Gloucestershire and Berkshire.
Homeowners work directly with the people delivering the project. Every commission begins with a personal home visit, we listen, measure precisely and recommend the finish best suited to the property.
Our focus is professional workmanship, honest advice, attention to detail and genuine respect for our customers' homes. The majority of our work comes from personal recommendation, and we intend to keep it that way.
What Matters to Us
The principles behind every installation.
Respect for Your Home
Every property is treated with care from start to finish.
Professional Workmanship
Installed properly, with attention to every detail.
Honest Advice
Recommendations based on what's right for your home.
Clear Communication
You'll always know what's happening throughout your project.
Long-Term Relationships
Most of our work comes from recommendations, and we intend to keep it that way.
Our Guarantee
A 20 Year Guarantee, in writing.
Premium products. Expert installation. Lasting protection.
Every Thames Frames installation is covered by our 20 Year Guarantee, a written promise that the products we install and the workmanship behind them will stand the test of time.
Trusted performance, expert installation and peace of mind for years to come.
Certifications & Accreditations
Backed by recognised professional standards.
Assure Certification
Certified Installation
Every installation is independently registered and certified, giving you confidence that your installation complies with current Building Regulations.
Building Regulations Compliance
Building Regulations Compliant
Every applicable installation is registered and self-certified to meet current Building Regulations, providing complete peace of mind.
Insurance-Backed Guarantee
Protected for the Future
Your installation is backed by an insurance-backed guarantee, providing long-term protection should it ever be needed.
How We Work
A simple, considered process.
Step 01
Free Home Survey
We visit your home, listen carefully and understand what you'd like to achieve.
Step 02
Expert Advice
Honest recommendations on the products, finishes and glazing best suited to your property.
Step 03
Made to Measure
Every window, door and roof is precision-measured and manufactured specifically for your home.
Step 04
Professional Installation
Directly employed, uniformed installers working to the Thames Frames Installation Standard.
Step 05
Aftercare & Guarantee
Backed by our 20 Year Guarantee and a team that answers the phone long after handover.
Areas We Cover
A regional specialist, local to you.
We work across four neighbouring counties, close enough to survey your home personally and support you long after installation.
Wiltshire
Marlborough · Devizes · Chippenham · Salisbury
Oxfordshire
Burford · Witney · Bicester · Faringdon · Oxford
Gloucestershire
Cirencester · Tetbury · Lechlade · Cheltenham
Berkshire
Hungerford · Newbury · Reading · Wantage
Recent Projects
Recent Thames Frames installations.
A selection of genuine projects completed for homeowners across our service area.
Burford, Oxfordshire
Flush casement windows on a Cotswold stone cottage
Flush casement windows in a heritage cream, specified to respect the character of a stone cottage in a Cotswold conservation area.
Hungerford, Berkshire
Anthracite grey composite front door
An anthracite grey composite door specified for a contemporary refurbishment near Hungerford, smart brushed hardware, laminated glass and a crisp, considered finish to the front elevation.
Marlborough, Wiltshire
Anthracite aluminium bifolds to a garden room
A three-panel anthracite bifold to a rear garden room, opening the whole wall onto the lawn and framing the view when closed.
Faringdon, Oxfordshire
Chartwell Green insulated roller garage door
A compact Chartwell Green roller door fitted internally to a red-brick single garage in Faringdon, the original brickwork stays visible, framing the door and preserving the character of the frontage.
Cirencester, Gloucestershire
Traditional sliding sash windows on a Georgian townhouse
Traditional sliding sash windows across the front of a Georgian townhouse, period sightlines with modern thermal and acoustic performance.
Customer Reviews
What homeowners say.
"Careful, considered work from start to finish. The new windows sit perfectly and the house feels transformed."
Mr & Mrs H
Marlborough, Wiltshire
"You'd never know they weren't original. Sympathetic, immaculately installed and exactly what our cottage needed."
Mrs L
Burford, Oxfordshire
"The new sashes have completely lifted the front of the house. The advice at survey was refreshingly honest."
Mr K
Cirencester, Gloucestershire
"Beautifully engineered and finished. The extension feels bright, calm and considerably warmer."
The Whitmore family
Royal Wootton Bassett, Wiltshire
"Meticulous survey and a very high standard of installation. We couldn't be more pleased with the finished result."
Dr M
Wantage, Oxfordshire
"Balanced, honest advice at survey and a lovely, tidy install. The finished result is stunning."
Dr & Dr H
Hungerford, Berkshire
"A calm, considered process from survey through to installation. The new door has completely lifted the front of the house."
Mr & Mrs A
Marlborough, Wiltshire
"Sympathetic advice at survey and immaculately installed. Exactly the door our cottage needed, and beautifully finished."
Mrs P
Cirencester, Gloucestershire
"The hallway feels transformed. Honest guidance on the glass and hardware, and the finish is exceptional."
Dr H
Tetbury, Gloucestershire
"Meticulous survey and a very high standard of installation. We couldn't be more pleased with the finished result."
The Whitmore family
Wantage, Oxfordshire
"You can feel the difference the moment you step inside. Cleanly installed and beautifully finished."
Mr & Mrs S
Royal Wootton Bassett, Wiltshire
"Balanced, honest advice at survey and a lovely, tidy install. The finished result is stunning."
Dr & Dr K
Hungerford, Berkshire
"The bifolds have completely changed how we use the room. Beautifully engineered and immaculately installed."
Mr & Mrs P
Marlborough, Wiltshire
"The slider is the centrepiece of the extension. The advice at survey was honest and the fit is flawless."
Mrs H
Burford, Oxfordshire
"Careful, considered work from start to finish. The kitchen feels twice the size with the doors open."
The Whitmore family
Cirencester, Gloucestershire
"The view is astonishing and the doors are silent to use. Genuinely a beautiful piece of engineering."
Dr M
Wantage, Oxfordshire
"Everything about the process was straightforward. The finished result is exactly what we hoped for."
Mr & Mrs K
Royal Wootton Bassett, Wiltshire
"Balanced, honest advice at survey and a lovely, tidy install. The living room feels completely new."
Dr & Dr H
Hungerford, Berkshire
"The doors have completely transformed the front of the house. Quiet, immaculately finished and installed with real care from start to finish."
Mr & Mrs W
Marlborough, Wiltshire
"A really tidy install and a beautiful colour. The garage feels noticeably warmer and the door is genuinely silent."
Mrs H
Faringdon, Oxfordshire
"Exactly what we hoped for. Both doors operate beautifully, and the fitters left everything spotless."
Mr & Mrs T
Tetbury, Gloucestershire
"The whole front of the house looks more finished and more secure. The motor is whisper quiet and the installation was impeccable."
Mr & Mrs D
Hungerford, Berkshire
"From the initial survey to the final clean-up, the whole conservatory roof replacement was handled with real professionalism. The insulated tiled roof has completely transformed how we use the room."
Mr & Mrs H
Marlborough, Wiltshire
"Thames Frames were recommended by a neighbour and I can see why. The new flat roof and lantern is stunning and beautifully finished."
Mrs P
Cirencester, Gloucestershire
"Their advice on which roof system was right for our property was refreshingly balanced. No pushy sales, just genuine expertise."
Dr M
Wantage, Oxfordshire
"The new warm conservatory roof has made a genuine difference. Warm in winter, cool in summer and pleasingly quiet in the rain."
The Whitmore family
Royal Wootton Bassett, Wiltshire
"A very high standard of work. The new glass roof has made our conservatory usable again, bright, comfortable and beautifully finished."
Mrs L
Burford, Oxfordshire
"Every detail was thought through. The lantern above our kitchen extension is exactly what we hoped for."
Mr & Mrs A
Lechlade, Gloucestershire
Ready to Improve Your Home?
Arrange your free home survey with Thames Frames, expert advice, accurate measuring and no pressure.
Get In Touch
Ready to improve your home?
Whether you're replacing a single front door or transforming your entire home with new windows, doors or a conservatory roof, we're here to help.