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Bath bifold doors and extension (representative image)
Bath Window & Door Fitters · 5-Star Google Reviews

BATH WINDOWS & DOORS.
UPVC, ALUMINIUM, TIMBER,
EXPERTLY FITTED.

UPVC, aluminium, and timber window and door installation across Bath, Bath BA1, Bath BA2, and the surrounding villages. Full supply and fit, building regs sign-off, FENSA-registered. MCIOB chartered, £10M+ insured. Note: this is a new service — images shown are representative until we have project photos of our own window and door installations.

5.0 Google Rating
MCIOB Chartered Builder
£10M+ Public Liability
22+ Years in Bath
Bath bifold doors (representative image)
What we do

Bath windows and doors — supply, fit, and sign-off

We supply, fit, and sign off window and door installations across Bath, Bath BA1, Bath BA2, and the surrounding villages — Bathampton, Batheaston, Widcombe, Oldfield Park, Twerton, Weston, Lansdown, Combe Down, Bathwick, Bear Flat, and beyond. Every project is run by James with the same trusted team of CSCS cardholders on site.

  • UPVC window supply and installation
  • Aluminium window supply and installation
  • Timber window supply and installation
  • Bifold door installation
  • Patio door installation
  • Front door and back door installation
  • Fascia, soffit, and guttering replacement
  • Window and door repairs (broken hinges, locks, seals)
Discuss your project
Reviews from Bath homeowners

5.0 / 5 on Google

4 verified Google reviews. Every one is a real customer, on a real project, in Bath.

“Aspect builders are a very professional, personable team. We used them to create our vegetable garden and had significant kitchen structural work carried out. Both projects were completed to an excellent standard. Highly recommend.”

CA
Chrissie Aslett Google Verified Bath - Kitchen & Garden

“The team has done a lot of work for us including designing and fitting a new kitchen and putting in a new bathroom. They are extremely helpful, very tidy and the work is to a very high standard. We would not hesitate to recommend them.”

CB
Carol Brain Google Verified Bath - Kitchen & Bathroom

“Long-term client — multiple bathroom, kitchen and full-house projects completed to a very high standard. James and the team are reliable, professional, and we recommend them without hesitation.”

HF
Harry Ford Google Verified Bath - Long-term client
Read all 4 Google reviews
Service Area

Windows and doors across Bath & BANES

Based in Dunkerton, we work across the 13 postcodes below — typically within a 10-mile radius of central Bath. Every postcode in Bath BA1, Bath BA2, Bath BA3, Bath BA11, and Bath BA15 is covered.

Bath, UK
Bath BA1, UK
BA1 postcode district
Bath BA2, UK
BA2 postcode district
Bathford, UK
Radstock, UK
Saltford, UK
Batheaston, UK
Chippenham, UK
Frome BA11, UK
BA11 postcode district
Bathampton, UK
Keynsham, UK
Midsomer Norton BA3, UK
BA3 postcode district
Bradford-on-Avon BA15, UK
BA15 postcode district
Bath building work by Aspect Builds (representative image)
Why Aspect Builds

Bath's most-reviewed builder

4 verified 5-star Google reviews. 16 verified TrustATrader reviews. 200+ completed projects across Bath and BANES since 2004. £10M+ public liability. MCIOB-led. CSCS-credentialed. Fixed-price contracts. One project manager from start to finish.

  • MCIOB Chartered — less than 5% of UK builders hold this
  • £10M+ public liability and AXA-verified
  • In-house team, no sub-contracting
  • Bath heritage expertise — listed buildings, Bath stone, lime mortar
  • CSCS cardholders, gas-safe, NICEIC registered
  • 22+ years building in Bath
Discuss your project
Common Questions

Frequently Asked Questions

How much do new windows cost in Bath?

Costs vary widely depending on the number of windows, frame material (UPVC, aluminium, timber), glazing type (double or triple), and installation complexity. We give you a fixed-price quote after a free site visit, so you know the exact cost before any work starts in your Bath home. No day rates, no open-ended estimates.

How long does window installation take in Bath?

A typical 5-window replacement takes 1-2 days. A full-house window replacement (10-15 windows) takes 3-5 days. We work in phases to minimise disruption to your Bath home.

Do you handle building regulations for windows in Bath?

Yes — building regulations sign-off is included in every fixed-price quote. New or replacement windows over certain sizes need FENSA or building control sign-off. We handle the paperwork and inspection.

Can you install bifold doors in Bath?

Yes — bifold door installation is a core part of our work. UPVC, aluminium, timber — all options. We handle the structural opening, lintel installation, and the bifold door fitting.

Can you replace doors on listed buildings in Bath?

Yes — heritage and listed-building door work is what we do. Timber doors, period-appropriate ironmongery, conservation-officer liaison. Work that respects the building's heritage and meets Bath conservation requirements.

Do you supply the windows or can I use my own?

Both work. We're trade-account holders at major UK window suppliers, so we can supply and pass through the discount. Or you can buy from wherever you like — we'll install them for the same labour price.

What if I change my mind about window style during the build?

We re-quote before proceeding. The fixed-price contract is clear: any change is documented, priced, and approved by you before we do the work. No surprise extras at the end.

Are you insured and qualified to do window work in Bath?

£10M+ public liability (AXA-verified). CSCS cardholders, FENSA-registered, City & Guilds / NVQ qualified. James is MCIOB chartered through the Chartered Institute of Building. All documentation on request.

Bath bifold doors (representative image)
Work With Us

Ready to plan your Bath windows and doors?

Book a free site visit with James. No obligation, no charge. Walk through your Bath home, discuss your options, get a fixed-price quote within a week.

Get a Free Site Visit