The Double Glazing and Conservatory Ombudsman Scheme (DGCOS) aims to protect consumers as well as improving the reputation of the glazing industry.

You can expect real consumer protection, with all members being thoroughly vetted to guarantee an exceptional service. DGCOS has helped thousands of consumers by recommending trusted and reputable double glazing installers.

When you choose a DGCOS member you are guaranteed high quality protection from initial contract, right through to installation and even throughout the lifetime of your product guarantee.

What is an Ombudsman?

The DGCOS organisation provides free access to an independent, impartial Ombudsman who can investigate and provide legal redress to any complaints made.

DGCOS OmbudsmanThe Ombudsman is completely independent and is given full authority to provide a dispute resolution service. He will investigate any complaint involving a member and any installation which took place during their membership.

The Ombudsman provides:

  • An independent, free and impartial service to consumers
  • A dispute service-without the need to go to court
  • Fair and just decisions and actions – independent of both members and consumers.
  • Financial awards for any loss, distress, inconvenience or breach of contract

The DGCOS Promise

The DGCOS promise genuine protection for the consumer so you can confidently purchase your order knowing that your home will be in safe hands.

All members are continually checked and vetted throughout their membership to ensure they are trading and working ethically. All members must provide consumers with a high level of service and satisfaction, upholding the DGCOS promise.

Ongoing Vetting

All customers are sent a Satisfaction Questionnaire and pre-paid envelope. All replies are entered into the DGCOS performance system where results are monitored. There is also an annual review of credit checks and public/employer liability instance.

12 Point Accreditation Process For Installers

DGCOS has a 12 point accreditation process in which every installer must meet before being offered the membership. Becoming a member of the DGCOS isn’t easy.

DGCOS AccreditationAll Members Must As A Minimum:

  • Undergo a five point credit and background history check
  • Provide DGCOS with a minimum of 10 customer references from work carried out within the last 12 months and who can be independently approached
  • Provide DGCOS with a minimum of 4 supplier references who can be independently approached
  • Provide a copy of their current Health and Safety Policy
  • Carry minimum insurances of: £2m Public Liability and £10m Employers Liability
  • Provide every customer with a written contract
  • Provide every customer with a written guarantee
  • Provide every customer with Deposit Protection Insurance
  • Provide every customer with an Insurance Backed Guarantee
  • Every installation must comply with building control regulations
  • Allow DGCOS Inspectors to inspect any installation
  • Allow DGCOS to send every customer a Satisfaction Survey
  • Submit to the legal jurisdiction of DCGOS and the Ombudsman

The Benefits of Using A DGCOS Member

DGCOS provides an exceptionally high level of protection for consumers so when you choose a DGCOS accredited installer, you can be secure in the knowledge that you are using a credible and competent installer. By choosing their members, you avoid any cowboy builders or rogue traders.

  • DGCOS BenefitsThe scheme is fully endorsed by Nick Ross – former BBC Watchdog & Crimewatch Presenter
  • Fully accredited installers
  • Free consumer advice line: 0800 195 9433
  • Free deposit and Stage Payment protection (up to 25% of the contract value)
  • Free insurance backed guarantee for every customer
  • Free mediation
  • Free independent inspections
  • Free access to The Ombudsman
  • Free access to a Compensation Fund so you will never be left disadvantaged

Consumer Protection

Every customer of an accredited DGCOS member will receive a deposit and stage payment protection, as well as an Insurance Backed Guarantee – all part of the comprehensive protection plan offered by the scheme.

Accredited members will register your details on the online system within 48 hours of you signing the contract with them. DGCOS will then provide you with your insurance certificate and once the installation is complete, you will also be issued an Insurance Backed Guarantee along with a customer satisfaction survey.

DGCOS InstallersDeposit and Stage Protection Payment

The deposit and stage payment policy protects any monies you pay up to 25% of the contract value, with the maximum limit being £50,000. This policy lasts up to 90 days from the date the deposit is paid but for larger projects, this policy may be extended.

Insurance Backed Guarantee

The Insurance Backed Guarantee lasts for up to 10 years and protects the guarantee you receive from your installer upon the completion of the job. If your installer ceases to trade and you require work done within the duration of your guarantee, you can make a claim on your insurance policy. Just contact DGCOS or the insurer directly.

Compensation Fund

When you choose a DGCOS installer, not only will you have access to their comprehensive insurance policies, you will also have access to a unique Compensation Fund. The fund will honor any awards made by the Ombudsman so any monies drawn from the fund must be done with the Ombudsman’s authorisation.

Frequently Asked Double Glazing Questions

Frequently Asked Double Glazing Questions

Are Double Glazed Windows Good For The Environment?

Once of the best ways of making your home more energy efficient is insulation. Double glazed windows act as another layer of insulation, helping to prevent the loss of valuable heat.

If I Use Double Glazing on the Web Who Will Fit My Double Glazing?

Double Glazing on the Web have a fully accredited network of local installers. Once you have created your free online quote we will put you in touch with up to three reputable local suppliers. Each of these suppliers will offer you a free no obligation quote and who you choose is completely up to you.

How much is double glazing per window?

Double glazing prices per window can vary from around £150 to £600 depending on the specification. The window style, type of glass, frame colour and handles are all contributing factors. To find out the true double glazing price per window it is a good idea to get a number of quotes to compare.

What is the average cost to double glaze a house?

The average cost to double glaze a house will depend on the size of your house and the number of windows. To double glaze a flat or apartment it will probably cost around £2,000. The average cost to double glaze a house is usually between £4,500 to £7,500. If you collect a number of double glazing quotes you will be able to compare companies and prices.

Is double glazing expensive?

Double glazing can be an affordable addition for many homeowners. The price you pay can depend on the quality of the windows and the energy ratings. Other factors are the style of the windows, the colour of the frames and the type of glass. Why not get an online double glazing quote to get an idea of the price.

Is double glazing easy to break?

Double glazing is a strong option for windows compared to single glazing. The frames are durable and there are high security locking options. As double glazing is made from glass it is possible to break however you will have to exert quite a bit of force to do this. This is practically impossible to do without making a noise.

What Does Double Glazing Do?

Double glazing makes your house more energy efficient, keeping heating in and keeping the cold out during winter months. During summer months, it helps keep the hot air out, keeping your house cooler. It also works to insulate sounds from busy areas and roads, leaving your house more peaceful and quieter.

Does Double Glazing Block Sound?

Double Glazing not only provides heat insulation but it also provides sound insulation too. Double glazing is perfect for houses in busy areas and streets.

How Do I Know If My Double Glazing Needs Repaired?

There are four tell-tale signs that your double glazed windows need repair or replaced: There are chips and cracks in the panes of glass; there is condensation (misted windows) between the two panes of glass; the window allows cold air through; water begins to seep through the frame. If your double glazing does any of these things, you may need to get your double glazing repaired or replaced.

Is uPVC Flammable?

No, uPVC isn’t flammable and is actually a fire retardant.

What Can Cause Double Glazing To Crack?

Double glazing can crack for what appears to be no particular reason at all. A sealed window unit faces constant pressure either side of the glass, however, most of the time double glazing is strong enough to deal with this. Winter can be one of the worst time for cracked glass as the difference of temperature on either side of the glass stressing it to the point it can crack.

Should I Double Glaze My Windows?

Double glazing works to make your house more energy efficient saving you money on your heating bills. Double glazing also provides sound insulation which is perfect if your house is situated near busy roads and noisy areas. Double glazed windows are also tougher and harder to break than single glazing windows making your house more safe and secure.

How Do I Know If My Double Glazing Needs Replaced?

Double glazing will need replaced after a while due to the nature of the design – the gas that separates the two window panes slowly leaks out over time meaning the energy efficiency of your window is compromised. If your double glazing allows cold spots; water to seep through the frame; has cracks or chips in the window or has a build-up of condensation between the two panes of glass (misted windows), you should probably look into getting your double glazing replaced or repaired.

How Long Does Double Glazing Last?

It is important to note that the argon gas that separates the panes of gas, giving double glazing its energy efficiency will eventually leak out overtime. Double glazing has an average life span of about 20 years, however, this can vary depending on materials used and the installation.

Is Double Glazing Worth It?

Double glazing helps make your home more energy efficient as it prevents the loss of heat. During the summer, it helps to keep the heat out of your home. It provides your home with sound insulation which is perfect for houses that are in busy areas and streets. Double glazing also makes your home safer and more secure.

Is Double Glazing Easy to Break?

No, double glazing is not easy to break which means your home will be more secure. When attempting to smash double glazing often what happens is that the first pane of glass and the second will remain intact. This is due to the argon gas working as a shock absorber. This will mean the smash is very loud but unsuccessful on the first attempt.

How much does it cost to install a window?

The prices given in our pricing tables, our online quotes and our costing calculators reflect the price of the window itself as well as the cost of installation. For example, a 500mm x 500mm casement window will cost between £150 and £175 including the cost of installation.

How much does it cost to double glaze a 3 bed house?

On average a double glazed window will cost between £350 and £400, with a uPVC door typically costing £600. This means that double glazing a 3 bedroom semi can cost between £3500 and £5000.

Should I replace my old sash windows?

Sash windows are a key feature for many traditional period buildings. Sash windows were traditionally built using timber, which is fairly high maintenance and has a tendency toward rotting and warping. Over time, these windows can become draughty and insecure. uPVC sash windows are a great way to experience the benefits of modern double glazing, without sacrificing the aesthetic of your home. uPVC sash windows will not rot or warp and require little maintenance. They are also thermally efficient, which means that your home will not require as much heating.

Double Glazing Cost Calculator