About G2S Group | Double Glazing Installers in South West & Wales
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Highly experienced installers of quality double glazing

The G2S Group have a wealth of experience installing double glazing products such as windows, doors, conservatories and more across the South of England. Since 1999, we’ve installed home improvements across Wiltshire, Oxfordshire, Somerset, Dorset, Hampshire, Berkshire, Gloucestershire and South Wales – growing our reputation as the home improvement specialists.

G2S has grown from humble beginnings to a 50 strong team of industry experts. Our team now consists of dedicated surveyors, sales advisors, support staff and fitters, so you can be sure we’ll manage your installation from the first screw, right through to aftercare services. Our fitters also have at least 15 years’ experience, giving you peace of mind that with G2S you’re in safe hands.

We can supply you with a huge range of double glazing products, available in styles, colours and extras to suit any home. Whether you want a new energy efficient door for your modern home, or heritage windows for your period property, we have the right products for you.

We have a network of showrooms ideally placed across the South and South Wales. Find our team of design and installation experts in Swindon, Gloucester, Salisbury and Bridgend to find inspiration for your uPVC or aluminium installation.

Why choose the G2S Group?

  • Among the most secure uPVC windows and doors on the market
  • Fully accredited, including FENSA registration and insurance backed guarantees
  • 24-hour manned telephone support lines – we’ll even come out if you lock yourself out!
  • Quick installation within 4 weeks
  • Unique installation method
  • All of our fitters have at least 15 years’ experience
  • No deposit and great finance packages!

Simple buying & installation

  • Within 48 hours of the initial enquiry, our sales advisors will provide you with a quote
  • A surveyor will visit you within 3 working days to assess your property and planned home improvements
  • Finally, we’ll arrange an installation date that suits you, for within 3 weeks of the survey
  • Our payment terms – we charge a one off admin fee of £49.76 at point of sale, a 25% deposit when surveying your property and the final 75% is paid on completion of the installation.

Fully accredited installers

With over 15 years of industry experience, the G2S Group has extensive experience in the double glazing and home improvements industry, which is why G2S has become a name people can trust. We are fully accredited and qualified installers:


Our FENSA registration ensures that all windows, doors, conservatories and other glazed home improvements from G2S conform to current Building Regulations.


We offer insurance backed guarantees with all of our FENSA installations, giving you assurance that your financial investment is well protected.


The G2S group are regulated by the Financial Conduct Authority, ensuring that you can trust we have your best interests at heart, and are run with financial integrity.
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Home improvements in the South West


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Secure Windows and Doors

All our products are made to be both secure and energy efficient, providing you with peace of mind.

Don't pay until installation

We aim to install all windows and doors within 4 weeks of your enquiry, and we don't ask for a penny before starting your work. Alternatively we can supply only within 7 days.

100% Customer Satisfaction

We promise 100% customer satisfaction and no hidden catches - giving you assurance that with G2S you're in safe hands.

Range of finance methods available

We offer a range of payment methods and accept all major credit/debit cards and cheques. We also offer 3 flexible finance options.

Enquire here

Home Improvement Finance Options
Home Improvement Finance Options

© 2018 G2S Group Ltd | Registered Address: Swatton Barn, Badbury, Swindon, SN4 0EU | Reg 05378853 | G2S Group Limited whose registered office is Swatton Barn, Bradbury, Swindon, Wiltshire SN4 0EU (Co. Reg. No. 05378853) is authorised and regulated by the Financial Conduct Authority (FRN 670683) as a Credit Broker, not a Lender, and offers credit facilities from one Lender. The credit is subject to application and status. Terms & Conditions