/
Find a trader
Endorsed by Which?

Advanced Glazing Systems Ltd

4.9

362 Reviews

Opening Hours
Today -
  • Monday 08:00–17:00
  • Tuesday 08:00–17:00
  • Wednesday 08:00–17:00
  • Thursday 08:00–17:00
  • Friday 08:00–17:00
  • Saturday - Closed
  • Sunday - Closed
See customer reviews & leave a review

Why you can trust this trader

After undergoing rigorous assessment to become endorsed, every Which? Trusted Trader agrees to our Code of Conduct. This gives consumers the reassurance that they have the best possible protection and adds an extra layer of security to ensure best practices and procedures are followed. Which? fully investigates any breaches and will take any necessary action to ensure consumer protection.

Organisations and Awards

Sep 2019

About

AGS is a family run business specialising in all areas of UPVC and Aluminium Home Improvements.

We are much more than the average double glazing Company and we are confident that you will notice a real difference between AGS and our competitors.

We let our products speak for themselves and our friendly professional staff are more concerned with you receiving the best possible customer service and a high quality product that is right for your home.

AGS are registered with Fensa, The Glazing Ombudsman and the Glass and Glazing Federation, for complete peace of mind that you are dealing with a Company that has your interests at heart.

AGS supply and fit the following product range:

UPVC WINDOWS & DOORS - ENERGY RATED 'A'
ALUMINIUM WINDOWS & DOORS - ENERGY RATED 'A'
UPVC SLIDING SASH WINDOWS - ENERGY RATED 'A'
COMPOSITE DOORS
CONSERVATORIES
BIFOLD AND SLIDING DOORS

To discuss our product range and services further please feel free to contact us.

Andy Barnett

What we do

  • Double glazing

    • Double glazing installation
    • Double glazing repairs
    • Double glazing suppliers

  • Glaziers

    • Double glazing installation
    • Double glazing repair
    • Sash windows
    • Stained glass
    • Replacement window services and repairs
    • Aluminium Windows
    • Double glazed units
    • Triple Glazing
    • UPVC Windows
    • Window consultants

  • Conservatories

    • Conservatory repairs
    • Conservatory maintenance
    • Conservatory Roof replacement
    • Sun Lounge

  • Doors

    • Bi-fold doors
    • Composite doors
    • Front door
    • French doors
    • Patio doors
    • ​Aluminium doors
    • Orangeries
    • UPVC doors

  • Roofers

    • Guttering, fascias and soffits
    • Conservatory roof conversions
    • Tiled conservatory roofs

  • More Services

    • facias

My work

Customer reviews

Why you can trust these reviews

All reviews are verified as being genuine and a true customer of this trader.

How can we be so sure?

100% of the reviews we publish have been through our stringent moderation process.

4.9
362 reviews
Customer Service
5.0
Quality
4.9
Value
4.8
Recommended

Recommended

by 100% of customers
Sort by
A great service
Customer Service
Quality
Value
A-G-S Windows Shows stand for a great service, I am 100% happy with this company from start to finish.
Simon, Middlesex Posted on 03/02/2016 , work completed 03/02/2016
Recommended
Excellent work
Customer Service
Quality
Value
Very friendly, courteous fitters. The job was completed in one day and very happy with the high quality results.
Ian, Essex Posted on 28/01/2016 , work completed 28/01/2016
Recommended
Fantastic service
Customer Service
Quality
Value
Andy Barnett and his team at AGS were polite, professional yet friendly, and did a great job. From start to finish it was a smooth process. We were very pleased and would highly recommend.
Tina, Essex Posted on 09/05/2016 , work completed 09/05/2016
Recommended
Good family firm
Customer Service
Quality
Value
From the initial visit the job was carried out on time, the staff were all polite and helpful, the workmen left the site clean & tidy. A small problem we reported was dealt with within 2 days again on time, as promised, professionally & politely.
Happy Customer Posted on 05/09/2016 , work completed 05/09/2016
Recommended
Absolutely great.
Customer Service
Quality
Value
Great service. Great, polite and friendly staff. Great job done professionally and cleanly.
Which? Trusted Traders Consumer Posted on 19/12/2016 , work completed 19/12/2016
Recommended
Excellent job.
Customer Service
Quality
Value
An excellent service from start to finish. The entire team were friendly, helpful and very professional. The finished outcome is of a very high standard and was executed in a timely manner. We would recommend these traders and use them again in the future.
Jessica, London Posted on 27/01/2017 , work completed 27/01/2017
Recommended
Very good service and quality windows
Customer Service
Quality
Value
We have used AGS three times and have been very pleased with their service and the quality of the windows each time. The service was prompt and helpful and the team kept in touch with us through the whole process.
Which? Trusted Traders Consumer Posted on 03/11/2016 , work completed 03/11/2016
Recommended
Excellent service.
Customer Service
Quality
Value
AGS were responsive to my requirement, did not pressure me to buy in anyway. Met my budget, kept to appointments and installed windows & doors quicker than estimated with minimal disruption. The quality of materials and workmanship was excellent.
Which? Trusted Traders Consumer Posted on 12/12/2016 , work completed 12/12/2016
Recommended
Unlike any other double glazing company!
Customer Service
Quality
Value
Brilliant from start to finish, quote done within an hour, a sensible first quote. Absolutely no messing about. Very polite, friendly and eager to help. Highly recommended!
Natasha Smith Posted on 26/04/2017 , work completed 26/04/2017
Recommended
Excellent service
Customer Service
Quality
Value
Job completed promptly with minimal disruption.
Debbie, Essex Posted on 25/05/2017 , work completed 25/05/2017
Recommended
Which? Trusted Traders

For Consumers

For Businesses

Have a question?

029 2267 0040
Mon–Fri: 9:00–17:00
Standard network rate.

Have a question?

029 2267 0040
Mon–Fri: 9:00–17:00
Standard network rate.